56454372042 has 32 divisors (see below), whose sum is σ = 113215473024. Its totient is φ = 18767073600.

The previous prime is 56454372019. The next prime is 56454372053. The reversal of 56454372042 is 24027345465.

56454372042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56454372042² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56454371985 and 56454372003.

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, 3470067 + ... + 3486297.

It is an arithmetic number, because the mean of its divisors is an integer number (3537983532).

Almost surely, 2^56454372042 is an apocalyptic number.

56454372042 is an abundant number, since it is smaller than the sum of its proper divisors (56761100982).

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

56454372042 is a wasteful number, since it uses less digits than its factorization.

56454372042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17774.

The product of its (nonzero) digits is 806400, while the sum is 42.

The spelling of 56454372042 in words is "fifty-six billion, four hundred fifty-four million, three hundred seventy-two thousand, forty-two".