It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 788 012 is not a prime number.
For example, 988 788 012 can be divided by 2: 988 788 012 / 2 = 494 394 006.
For 988 788 012 to be a prime number, it would have been required that 988 788 012 has only two divisors, i.e., itself and 1.
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988 788 012 is an even number, because it is evenly divisible by 2: 988 788 012 / 2 = 494 394 006.
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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 988 788 012 is about 31 445.000.
Thus, the square root of 988 788 012 is not an integer, and therefore 988 788 012 is not a square number.
The square of a number (here 988 788 012) is the result of the product of this number (988 788 012) by itself (i.e., 988 788 012 × 988 788 012); the square of 988 788 012 is sometimes called "raising 988 788 012 to the power 2", or "988 788 012 squared".
The square of 988 788 012 is 977 701 732 674 912 128 because 988 788 012 × 988 788 012 = 988 788 0122 = 977 701 732 674 912 128.
As a consequence, 988 788 012 is the square root of 977 701 732 674 912 128.
988 788 012 is a number with 9 digits.
The multiples of 988 788 012 are all integers evenly divisible by 988 788 012, that is all numbers such that the remainder of the division by 988 788 012 is zero. There are infinitely many multiples of 988 788 012. The smallest multiples of 988 788 012 are: