13657852999 has 16 divisors (see below), whose sum is σ = 15946444800. Its totient is φ = 11453796864.

The previous prime is 13657852997. The next prime is 13657853039. The reversal of 13657852999 is 99925875631.

It is a cyclic number.

It is not a de Polignac number, because 13657852999 - 2¹ = 13657852997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13657852999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13657852997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406242 + ... + 1415920.

It is an arithmetic number, because the mean of its divisors is an integer number (996652800).

Almost surely, 2^13657852999 is an apocalyptic number.

13657852999 is a deficient number, since it is larger than the sum of its proper divisors (2288591801).

13657852999 is an equidigital number, since it uses as much as digits as its factorization.

13657852999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14022.

The product of its digits is 36741600, while the sum is 64.

The spelling of 13657852999 in words is "thirteen billion, six hundred fifty-seven million, eight hundred fifty-two thousand, nine hundred ninety-nine".