625590056 has 48 divisors (see below), whose sum is σ = 1469461140. Its totient is φ = 247484160.

The previous prime is 625590037. The next prime is 625590073. The reversal of 625590056 is 650095526.

625590056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 553849156 + 71740900 = 23534^2 + 8470^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56285 + ... + 66476.

Almost surely, 2^625590056 is an apocalyptic number.

It is an amenable number.

625590056 is an abundant number, since it is smaller than the sum of its proper divisors (843871084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

625590056 is a wasteful number, since it uses less digits than its factorization.

625590056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122794 (or 122783 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 625590056 is about 25011.7983359854. The cubic root of 625590056 is about 855.2569504612.

The spelling of 625590056 in words is "six hundred twenty-five million, five hundred ninety thousand, fifty-six".