13979582177 has 16 divisors (see below), whose sum is σ = 16185808320. Its totient is φ = 12039809760.

The previous prime is 13979582143. The next prime is 13979582213. The reversal of 13979582177 is 77128597931.

It is not a de Polignac number, because 13979582177 - 2¹⁰ = 13979581153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13979582117) 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, 251108 + ... + 301685.

It is an arithmetic number, because the mean of its divisors is an integer number (1011613020).

Almost surely, 2^13979582177 is an apocalyptic number.

It is an amenable number.

13979582177 is a deficient number, since it is larger than the sum of its proper divisors (2206226143).

13979582177 is an equidigital number, since it uses as much as digits as its factorization.

13979582177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552845 (or 552823 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 59.

The spelling of 13979582177 in words is "thirteen billion, nine hundred seventy-nine million, five hundred eighty-two thousand, one hundred seventy-seven".