It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 264 996 342 is not a prime number.
For example, 264 996 342 can be divided by 2: 264 996 342 / 2 = 132 498 171.
For 264 996 342 to be a prime number, it would have been required that 264 996 342 has only two divisors, i.e., itself and 1.
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264 996 342 is an even number, because it is evenly divisible by 2: 264 996 342 / 2 = 132 498 171.
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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 264 996 342 is about 16 278.708.
Thus, the square root of 264 996 342 is not an integer, and therefore 264 996 342 is not a square number.
The square of a number (here 264 996 342) is the result of the product of this number (264 996 342) by itself (i.e., 264 996 342 × 264 996 342); the square of 264 996 342 is sometimes called "raising 264 996 342 to the power 2", or "264 996 342 squared".
The square of 264 996 342 is 70 223 061 273 380 960 because 264 996 342 × 264 996 342 = 264 996 3422 = 70 223 061 273 380 960.
As a consequence, 264 996 342 is the square root of 70 223 061 273 380 960.
264 996 342 is a number with 9 digits.
The multiples of 264 996 342 are all integers evenly divisible by 264 996 342, that is all numbers such that the remainder of the division by 264 996 342 is zero. There are infinitely many multiples of 264 996 342. The smallest multiples of 264 996 342 are: