56672001156 has 12 divisors (see below), whose sum is σ = 132234669392. Its totient is φ = 18890667048.

The previous prime is 56672001103. The next prime is 56672001161. The reversal of 56672001156 is 65110027665.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2361333370 + ... + 2361333393.

Almost surely, 2^56672001156 is an apocalyptic number.

It is an amenable number.

56672001156 is an abundant number, since it is smaller than the sum of its proper divisors (75562668236).

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

56672001156 is a wasteful number, since it uses less digits than its factorization.

56672001156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722666770 (or 4722666768 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 56672001156 in words is "fifty-six billion, six hundred seventy-two million, one thousand, one hundred fifty-six".