It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 264 218 964 is not a prime number.
For example, 264 218 964 can be divided by 2: 264 218 964 / 2 = 132 109 482.
For 264 218 964 to be a prime number, it would have been required that 264 218 964 has only two divisors, i.e., itself and 1.
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264 218 964 is an even number, because it is evenly divisible by 2: 264 218 964 / 2 = 132 109 482.
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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 264 218 964 is about 16 254.814.
Thus, the square root of 264 218 964 is not an integer, and therefore 264 218 964 is not a square number.
The square of a number (here 264 218 964) is the result of the product of this number (264 218 964) by itself (i.e., 264 218 964 × 264 218 964); the square of 264 218 964 is sometimes called "raising 264 218 964 to the power 2", or "264 218 964 squared".
The square of 264 218 964 is 69 811 660 937 233 296 because 264 218 964 × 264 218 964 = 264 218 9642 = 69 811 660 937 233 296.
As a consequence, 264 218 964 is the square root of 69 811 660 937 233 296.
264 218 964 is a number with 9 digits.
The multiples of 264 218 964 are all integers evenly divisible by 264 218 964, that is all numbers such that the remainder of the division by 264 218 964 is zero. There are infinitely many multiples of 264 218 964. The smallest multiples of 264 218 964 are: