13056637607 has 32 divisors (see below), whose sum is σ = 15336216000. Its totient is φ = 11006392320.

The previous prime is 13056637541. The next prime is 13056637651. The reversal of 13056637607 is 70673665031.

It is a cyclic number.

It is not a de Polignac number, because 13056637607 - 2⁸ = 13056637351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13056637667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6309569 + ... + 6311637.

It is an arithmetic number, because the mean of its divisors is an integer number (479256750).

Almost surely, 2^13056637607 is an apocalyptic number.

13056637607 is a deficient number, since it is larger than the sum of its proper divisors (2279578393).

13056637607 is a wasteful number, since it uses less digits than its factorization.

13056637607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011.

The product of its (nonzero) digits is 476280, while the sum is 44.

The spelling of 13056637607 in words is "thirteen billion, fifty-six million, six hundred thirty-seven thousand, six hundred seven".