56000055560 has 32 divisors (see below), whose sum is σ = 126555212160. Its totient is φ = 22301340096.

The previous prime is 56000055547. The next prime is 56000055599. The reversal of 56000055560 is 6555000065.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3074624 + ... + 3092783.

It is an arithmetic number, because the mean of its divisors is an integer number (3954850380).

Almost surely, 2^56000055560 is an apocalyptic number.

It is an amenable number.

56000055560 is an abundant number, since it is smaller than the sum of its proper divisors (70555156600).

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

56000055560 is a wasteful number, since it uses less digits than its factorization.

56000055560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6167645 (or 6167641 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 56000055560 in words is "fifty-six billion, fifty-five thousand, five hundred sixty".