13118914172 has 48 divisors (see below), whose sum is σ = 28269807552. Its totient is φ = 5187386880.

The previous prime is 13118914157. The next prime is 13118914183. The reversal of 13118914172 is 27141981131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 863522 + ... + 878582.

It is an arithmetic number, because the mean of its divisors is an integer number (588954324).

Almost surely, 2^13118914172 is an apocalyptic number.

It is an amenable number.

13118914172 is an abundant number, since it is smaller than the sum of its proper divisors (15150893380).

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

13118914172 is a wasteful number, since it uses less digits than its factorization.

13118914172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17478 (or 17476 counting only the distinct ones).

The product of its digits is 12096, while the sum is 38.

The spelling of 13118914172 in words is "thirteen billion, one hundred eighteen million, nine hundred fourteen thousand, one hundred seventy-two".