56589960020 has 36 divisors (see below), whose sum is σ = 130624599252. Its totient is φ = 20578166400.

The previous prime is 56589960019. The next prime is 56589960059. The reversal of 56589960020 is 2006998565.

It can be written as a sum of positive squares in 2 ways, for example, as 44475435664 + 12114524356 = 210892^2 + 110066^2 .

It is a congruent number.

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, 11689721 + ... + 11694560.

Almost surely, 2^56589960020 is an apocalyptic number.

It is an amenable number.

56589960020 is an abundant number, since it is smaller than the sum of its proper divisors (74034639232).

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

56589960020 is a wasteful number, since it uses less digits than its factorization.

56589960020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23384312 (or 23384299 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 56589960020 in words is "fifty-six billion, five hundred eighty-nine million, nine hundred sixty thousand, twenty".