It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 491 167 344 is not a prime number.
For example, 491 167 344 can be divided by 2: 491 167 344 / 2 = 245 583 672.
For 491 167 344 to be a prime number, it would have been required that 491 167 344 has only two divisors, i.e., itself and 1.
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491 167 344 is an even number, because it is evenly divisible by 2: 491 167 344 / 2 = 245 583 672.
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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 491 167 344 is about 22 162.296.
Thus, the square root of 491 167 344 is not an integer, and therefore 491 167 344 is not a square number.
The square of a number (here 491 167 344) is the result of the product of this number (491 167 344) by itself (i.e., 491 167 344 × 491 167 344); the square of 491 167 344 is sometimes called "raising 491 167 344 to the power 2", or "491 167 344 squared".
The square of 491 167 344 is 241 245 359 812 014 336 because 491 167 344 × 491 167 344 = 491 167 3442 = 241 245 359 812 014 336.
As a consequence, 491 167 344 is the square root of 241 245 359 812 014 336.
491 167 344 is a number with 9 digits.
The multiples of 491 167 344 are all integers evenly divisible by 491 167 344, that is all numbers such that the remainder of the division by 491 167 344 is zero. There are infinitely many multiples of 491 167 344. The smallest multiples of 491 167 344 are: