56814917472 has 36 divisors (see below), whose sum is σ = 161567422380. Its totient is φ = 18938305728.

The previous prime is 56814917461. The next prime is 56814917513. The reversal of 56814917472 is 27471941865.

56814917472 is a `hidden beast` number, since 5 + 6 + 81 + 4 + 91 + 7 + 472 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98636722 + ... + 98637297.

It is an arithmetic number, because the mean of its divisors is an integer number (4487983955).

Almost surely, 2^56814917472 is an apocalyptic number.

It is an amenable number.

56814917472 is an abundant number, since it is smaller than the sum of its proper divisors (104752504908).

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

56814917472 is a wasteful number, since it uses less digits than its factorization.

56814917472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197274035 (or 197274024 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 56814917472 in words is "fifty-six billion, eight hundred fourteen million, nine hundred seventeen thousand, four hundred seventy-two".