56418436420 has 24 divisors (see below), whose sum is σ = 118483795584. Its totient is φ = 22566407136.

The previous prime is 56418436411. The next prime is 56418436433. The reversal of 56418436420 is 2463481465.

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, 586659 + ... + 676021.

It is an arithmetic number, because the mean of its divisors is an integer number (4936824816).

Almost surely, 2^56418436420 is an apocalyptic number.

It is an amenable number.

56418436420 is an abundant number, since it is smaller than the sum of its proper divisors (62065359164).

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

56418436420 is a wasteful number, since it uses less digits than its factorization.

56418436420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120939 (or 120937 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 56418436420 in words is "fifty-six billion, four hundred eighteen million, four hundred thirty-six thousand, four hundred twenty".