13657646356 has 12 divisors (see below), whose sum is σ = 24257611168. Its totient is φ = 6726900312.

The previous prime is 13657646273. The next prime is 13657646363. The reversal of 13657646356 is 65364675631.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

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, 25480416 + ... + 25480951.

Almost surely, 2^13657646356 is an apocalyptic number.

It is an amenable number.

13657646356 is a deficient number, since it is larger than the sum of its proper divisors (10599964812).

13657646356 is a wasteful number, since it uses less digits than its factorization.

13657646356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50961438 (or 50961436 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 52.

The spelling of 13657646356 in words is "thirteen billion, six hundred fifty-seven million, six hundred forty-six thousand, three hundred fifty-six".