It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 508 809 969 is not a prime number.
For example, 508 809 969 can be divided by 3: 508 809 969 / 3 = 169 603 323.
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For 508 809 969 to be a prime number, it would have been required that 508 809 969 has only two divisors, i.e., itself and 1.
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508 809 969 is an odd number, because it is not evenly divisible by 2.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 508 809 969 is about 22 556.816.
Thus, the square root of 508 809 969 is not an integer, and therefore 508 809 969 is not a square number.
The square of a number (here 508 809 969) is the result of the product of this number (508 809 969) by itself (i.e., 508 809 969 × 508 809 969); the square of 508 809 969 is sometimes called "raising 508 809 969 to the power 2", or "508 809 969 squared".
The square of 508 809 969 is 258 887 584 553 780 960 because 508 809 969 × 508 809 969 = 508 809 9692 = 258 887 584 553 780 960.
As a consequence, 508 809 969 is the square root of 258 887 584 553 780 960.
508 809 969 is a number with 9 digits.
The multiples of 508 809 969 are all integers evenly divisible by 508 809 969, that is all numbers such that the remainder of the division by 508 809 969 is zero. There are infinitely many multiples of 508 809 969. The smallest multiples of 508 809 969 are: