13704700657 has 12 divisors (see below), whose sum is σ = 14003533488. Its totient is φ = 13409253000.

The previous prime is 13704700643. The next prime is 13704700697. The reversal of 13704700657 is 75600740731.

13704700657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-13704700657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13704700697) 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 11 ways as a sum of consecutive naturals, for example, 1523182 + ... + 1532152.

It is an arithmetic number, because the mean of its divisors is an integer number (1166961124).

Almost surely, 2^13704700657 is an apocalyptic number.

It is an amenable number.

13704700657 is a deficient number, since it is larger than the sum of its proper divisors (298832831).

13704700657 is an frugal number, since it uses more digits than its factorization.

13704700657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9340 (or 9189 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 40.

The spelling of 13704700657 in words is "thirteen billion, seven hundred four million, seven hundred thousand, six hundred fifty-seven".