13957057874 has 8 divisors (see below), whose sum is σ = 20997711228. Its totient is φ = 6957820800.

The previous prime is 13957057841. The next prime is 13957057909. The reversal of 13957057874 is 47875075931.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13125139225 + 831918649 = 114565^2 + 28843^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 10353227 + ... + 10354574.

Almost surely, 2^13957057874 is an apocalyptic number.

13957057874 is a deficient number, since it is larger than the sum of its proper divisors (7040653354).

13957057874 is a wasteful number, since it uses less digits than its factorization.

13957057874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20708140.

The product of its (nonzero) digits is 7408800, while the sum is 56.

The spelling of 13957057874 in words is "thirteen billion, nine hundred fifty-seven million, fifty-seven thousand, eight hundred seventy-four".