It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 264 638 002 is not a prime number.
For example, 264 638 002 can be divided by 2: 264 638 002 / 2 = 132 319 001.
For 264 638 002 to be a prime number, it would have been required that 264 638 002 has only two divisors, i.e., itself and 1.
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264 638 002 is an even number, because it is evenly divisible by 2: 264 638 002 / 2 = 132 319 001.
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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 264 638 002 is about 16 267.698.
Thus, the square root of 264 638 002 is not an integer, and therefore 264 638 002 is not a square number.
The square of a number (here 264 638 002) is the result of the product of this number (264 638 002) by itself (i.e., 264 638 002 × 264 638 002); the square of 264 638 002 is sometimes called "raising 264 638 002 to the power 2", or "264 638 002 squared".
The square of 264 638 002 is 70 033 272 102 552 000 because 264 638 002 × 264 638 002 = 264 638 0022 = 70 033 272 102 552 000.
As a consequence, 264 638 002 is the square root of 70 033 272 102 552 000.
264 638 002 is a number with 9 digits.
The multiples of 264 638 002 are all integers evenly divisible by 264 638 002, that is all numbers such that the remainder of the division by 264 638 002 is zero. There are infinitely many multiples of 264 638 002. The smallest multiples of 264 638 002 are: