225822643264 has 63 divisors (see below), whose sum is σ = 451928383543. Its totient is φ = 111959004800.

The previous prime is 225822643229. The next prime is 225822643303. The reversal of 225822643264 is 462346228522.

The square root of 225822643264 is 475208.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 726117669 + ... + 726117979.

Almost surely, 2^225822643264 is an apocalyptic number.

225822643264 is the 475208-th square number.

It is an amenable number.

225822643264 is an abundant number, since it is smaller than the sum of its proper divisors (226105740279).

225822643264 is an frugal number, since it uses more digits than its factorization.

225822643264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 504 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 46.

The spelling of 225822643264 in words is "two hundred twenty-five billion, eight hundred twenty-two million, six hundred forty-three thousand, two hundred sixty-four".