13045085864 has 16 divisors (see below), whose sum is σ = 25898332500. Its totient is φ = 6138863872.

The previous prime is 13045085849. The next prime is 13045085891. The reversal of 13045085864 is 46858054031.

It can be written as a sum of positive squares in 2 ways, for example, as 9743664100 + 3301421764 = 98710^2 + 57458^2 .

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, 47959739 + ... + 47960010.

Almost surely, 2^13045085864 is an apocalyptic number.

It is an amenable number.

13045085864 is a deficient number, since it is larger than the sum of its proper divisors (12853246636).

13045085864 is a wasteful number, since it uses less digits than its factorization.

13045085864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95919772 (or 95919768 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 13045085864 in words is "thirteen billion, forty-five million, eighty-five thousand, eight hundred sixty-four".