56922802225 has 9 divisors (see below), whose sum is σ = 70585754017. Its totient is φ = 45537287440.

The previous prime is 56922802217. The next prime is 56922802231. The reversal of 56922802225 is 52220822965.

The square root of 56922802225 is 238585.

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

It can be written as a sum of positive squares in 4 ways, for example, as 7436130289 + 49486671936 = 86233^2 + 222456^2 .

It is not a de Polignac number, because 56922802225 - 2³ = 56922802217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1169067 + ... + 1216783.

Almost surely, 2^56922802225 is an apocalyptic number.

56922802225 is the 238585-th square number.

56922802225 is the 119293-rd centered octagonal number.

It is an amenable number.

56922802225 is a deficient number, since it is larger than the sum of its proper divisors (13662951792).

56922802225 is an frugal number, since it uses more digits than its factorization.

56922802225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95444 (or 47722 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 56922802225 in words is "fifty-six billion, nine hundred twenty-two million, eight hundred two thousand, two hundred twenty-five".