56550700520 has 32 divisors (see below), whose sum is σ = 127492081920. Its totient is φ = 22575301440.

The previous prime is 56550700517. The next prime is 56550700529. The reversal of 56550700520 is 2500705565.

It is not an unprimeable number, because it can be changed into a prime (56550700529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1385216 + ... + 1425455.

It is an arithmetic number, because the mean of its divisors is an integer number (3984127560).

Almost surely, 2^56550700520 is an apocalyptic number.

It is an amenable number.

56550700520 is an abundant number, since it is smaller than the sum of its proper divisors (70941381400).

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

56550700520 is a wasteful number, since it uses less digits than its factorization.

56550700520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811185 (or 2811181 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 35.

The spelling of 56550700520 in words is "fifty-six billion, five hundred fifty million, seven hundred thousand, five hundred twenty".