13656306532 has 48 divisors (see below), whose sum is σ = 26704871424. Its totient is φ = 6056820000.

The previous prime is 13656306493. The next prime is 13656306577. The reversal of 13656306532 is 23560365631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2174557 + ... + 2180827.

It is an arithmetic number, because the mean of its divisors is an integer number (556351488).

Almost surely, 2^13656306532 is an apocalyptic number.

It is an amenable number.

13656306532 is a deficient number, since it is larger than the sum of its proper divisors (13048564892).

13656306532 is a wasteful number, since it uses less digits than its factorization.

13656306532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7480 (or 7478 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 40.

The spelling of 13656306532 in words is "thirteen billion, six hundred fifty-six million, three hundred six thousand, five hundred thirty-two".