13056632056 has 16 divisors (see below), whose sum is σ = 26364353400. Its totient is φ = 6026137824.

The previous prime is 13056632041. The next prime is 13056632087. The reversal of 13056632056 is 65023665031.

It is a congruent number.

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, 62772166 + ... + 62772373.

Almost surely, 2^13056632056 is an apocalyptic number.

It is an amenable number.

13056632056 is an abundant number, since it is smaller than the sum of its proper divisors (13307721344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13056632056 is a wasteful number, since it uses less digits than its factorization.

13056632056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125544558 (or 125544554 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 13056632056 in words is "thirteen billion, fifty-six million, six hundred thirty-two thousand, fifty-six".