856704052024 has 16 divisors (see below), whose sum is σ = 1606404313800. Its totient is φ = 428329568352.

The previous prime is 856704051997. The next prime is 856704052063. The reversal of 856704052024 is 420250407658.

It is a happy number.

It is a congruent number.

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, 2644527 + ... + 2950750.

Almost surely, 2^856704052024 is an apocalyptic number.

It is an amenable number.

856704052024 is a deficient number, since it is larger than the sum of its proper divisors (749700261776).

856704052024 is a wasteful number, since it uses less digits than its factorization.

856704052024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614422 (or 5614418 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 856704052024 in words is "eight hundred fifty-six billion, seven hundred four million, fifty-two thousand, twenty-four".