56440877058 has 32 divisors (see below), whose sum is σ = 126060865920. Its totient is φ = 18718121520.

The previous prime is 56440877029. The next prime is 56440877099. The reversal of 56440877058 is 85077804465.

56440877058 is a `hidden beast` number, since 5 + 6 + 440 + 87 + 70 + 58 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 56440876995 and 56440877013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2642158 + ... + 2663433.

It is an arithmetic number, because the mean of its divisors is an integer number (3939402060).

Almost surely, 2^56440877058 is an apocalyptic number.

56440877058 is an abundant number, since it is smaller than the sum of its proper divisors (69619988862).

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

56440877058 is a wasteful number, since it uses less digits than its factorization.

56440877058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5305799 (or 5305793 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 56440877058 in words is "fifty-six billion, four hundred forty million, eight hundred seventy-seven thousand, fifty-eight".