13657851356 has 24 divisors (see below), whose sum is σ = 24180100560. Its totient is φ = 6749316992.

The previous prime is 13657851353. The next prime is 13657851379. The reversal of 13657851356 is 65315875631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13657851353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1003211 + ... + 1016733.

It is an arithmetic number, because the mean of its divisors is an integer number (1007504190).

Almost surely, 2^13657851356 is an apocalyptic number.

It is an amenable number.

13657851356 is a deficient number, since it is larger than the sum of its proper divisors (10522249204).

13657851356 is a wasteful number, since it uses less digits than its factorization.

13657851356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16453 (or 16451 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 50.

The spelling of 13657851356 in words is "thirteen billion, six hundred fifty-seven million, eight hundred fifty-one thousand, three hundred fifty-six".