31164646113 has 6 divisors (see below), whose sum is σ = 45015599954. Its totient is φ = 20776430736.

The previous prime is 31164646111. The next prime is 31164646129.

31164646113 is a `hidden beast` number, since 3 + 1 + 1 + 6 + 4 + 646 + 1 + 1 + 3 = 666.

31164646113 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 27248765184 + 3915880929 = 165072^2 + 62577^2 .

It is not a de Polignac number, because 31164646113 - 2¹ = 31164646111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31164646111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1731369220 + ... + 1731369237.

Almost surely, 2^31164646113 is an apocalyptic number.

It is an amenable number.

31164646113 is a deficient number, since it is larger than the sum of its proper divisors (13850953841).

31164646113 is a wasteful number, since it uses less digits than its factorization.

31164646113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462738463 (or 3462738460 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The spelling of 31164646113 in words is "thirty-one billion, one hundred sixty-four million, six hundred forty-six thousand, one hundred thirteen".