13937057817 has 16 divisors (see below), whose sum is σ = 18741078720. Its totient is φ = 9212380992.

The previous prime is 13937057807. The next prime is 13937057831. The reversal of 13937057817 is 71875073931.

13937057817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13937057817 - 2⁴ = 13937057801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13937057817.

It is not an unprimeable number, because it can be changed into a prime (13937057807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300723 + ... + 343959.

It is an arithmetic number, because the mean of its divisors is an integer number (1171317420).

Almost surely, 2^13937057817 is an apocalyptic number.

It is an amenable number.

13937057817 is a deficient number, since it is larger than the sum of its proper divisors (4804020903).

13937057817 is a wasteful number, since it uses less digits than its factorization.

13937057817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44152.

The product of its (nonzero) digits is 1111320, while the sum is 51.

The spelling of 13937057817 in words is "thirteen billion, nine hundred thirty-seven million, fifty-seven thousand, eight hundred seventeen".