13957331276 has 24 divisors (see below), whose sum is σ = 27939582720. Its totient is φ = 5976373392.

The previous prime is 13957331251. The next prime is 13957331317. The reversal of 13957331276 is 67213375931.

It is a self number, because there is not a number n which added to its sum of digits gives 13957331276.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190496 + ... + 253383.

It is an arithmetic number, because the mean of its divisors is an integer number (1164149280).

Almost surely, 2^13957331276 is an apocalyptic number.

It is an amenable number.

13957331276 is an abundant number, since it is smaller than the sum of its proper divisors (13982251444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13957331276 is a wasteful number, since it uses less digits than its factorization.

13957331276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445013 (or 445011 counting only the distinct ones).

The product of its digits is 714420, while the sum is 47.

The spelling of 13957331276 in words is "thirteen billion, nine hundred fifty-seven million, three hundred thirty-one thousand, two hundred seventy-six".