13111564264 has 32 divisors (see below), whose sum is σ = 24709318920. Its totient is φ = 6522459136.

The previous prime is 13111564261. The next prime is 13111564273. The reversal of 13111564264 is 46246511131.

It can be written as a sum of positive squares in 4 ways, for example, as 12676508100 + 435056164 = 112590^2 + 20858^2 .

It is not an unprimeable number, because it can be changed into a prime (13111564261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3563994 + ... + 3567670.

Almost surely, 2^13111564264 is an apocalyptic number.

It is an amenable number.

13111564264 is a deficient number, since it is larger than the sum of its proper divisors (11597754656).

13111564264 is a wasteful number, since it uses less digits than its factorization.

13111564264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5829 (or 5825 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The spelling of 13111564264 in words is "thirteen billion, one hundred eleven million, five hundred sixty-four thousand, two hundred sixty-four".