13607656388 has 24 divisors (see below), whose sum is σ = 24334262400. Its totient is φ = 6655179168.

The previous prime is 13607656333. The next prime is 13607656423. The reversal of 13607656388 is 88365670631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316103 + ... + 356561.

It is an arithmetic number, because the mean of its divisors is an integer number (1013927600).

Almost surely, 2^13607656388 is an apocalyptic number.

It is an amenable number.

13607656388 is a deficient number, since it is larger than the sum of its proper divisors (10726606012).

13607656388 is a wasteful number, since it uses less digits than its factorization.

13607656388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42299 (or 42297 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 13607656388 in words is "thirteen billion, six hundred seven million, six hundred fifty-six thousand, three hundred eighty-eight".