56567146131 has 24 divisors (see below), whose sum is σ = 83737180800. Its totient is φ = 36775728000.

The previous prime is 56567146127. The next prime is 56567146171. The reversal of 56567146131 is 13164176565.

56567146131 is a `hidden beast` number, since 56 + 567 + 1 + 4 + 6 + 1 + 31 = 666.

56567146131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56567146131 - 2² = 56567146127 is a prime.

It is a super-2 number, since 2×56567146131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56567146171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 853281 + ... + 917181.

It is an arithmetic number, because the mean of its divisors is an integer number (3489049200).

Almost surely, 2^56567146131 is an apocalyptic number.

56567146131 is a deficient number, since it is larger than the sum of its proper divisors (27170034669).

56567146131 is a wasteful number, since it uses less digits than its factorization.

56567146131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66347 (or 66344 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 56567146131 in words is "fifty-six billion, five hundred sixty-seven million, one hundred forty-six thousand, one hundred thirty-one".