56657671371235 has 16 divisors (see below), whose sum is σ = 75003413793120. Its totient is φ = 40742595139840.

The previous prime is 56657671371157. The next prime is 56657671371239. The reversal of 56657671371235 is 53217317675665.

It is not a de Polignac number, because 56657671371235 - 2³³ = 56649081436643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56657671371239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5787295552 + ... + 5787305341.

It is an arithmetic number, because the mean of its divisors is an integer number (4687713362070).

Almost surely, 2^{56657671371235} is an apocalyptic number.

56657671371235 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56657671371235 is a deficient number, since it is larger than the sum of its proper divisors (18345742421885).

56657671371235 is a wasteful number, since it uses less digits than its factorization.

56657671371235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11574600998.

The product of its digits is 166698000, while the sum is 64.

The spelling of 56657671371235 in words is "fifty-six trillion, six hundred fifty-seven billion, six hundred seventy-one million, three hundred seventy-one thousand, two hundred thirty-five".