456442118056 has 16 divisors (see below), whose sum is σ = 856488843540. Its totient is φ = 228045093120.

The previous prime is 456442117997. The next prime is 456442118081. The reversal of 456442118056 is 650811244654.

It can be written as a sum of positive squares in 2 ways, for example, as 430947609156 + 25494508900 = 656466^2 + 159670^2 .

It is a junction number, because it is equal to n+sod(n) for n = 456442117997 and 456442118015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21984715 + ... + 22005466.

Almost surely, 2^456442118056 is an apocalyptic number.

It is an amenable number.

456442118056 is a deficient number, since it is larger than the sum of its proper divisors (400046725484).

456442118056 is a wasteful number, since it uses less digits than its factorization.

456442118056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43991484 (or 43991480 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 46.

The spelling of 456442118056 in words is "four hundred fifty-six billion, four hundred forty-two million, one hundred eighteen thousand, fifty-six".