13170893772 has 24 divisors (see below), whose sum is σ = 30848944896. Its totient is φ = 4373603728.

The previous prime is 13170893767. The next prime is 13170893809. The reversal of 13170893772 is 27739807131.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2083488 + ... + 2089799.

It is an arithmetic number, because the mean of its divisors is an integer number (1285372704).

Almost surely, 2^13170893772 is an apocalyptic number.

13170893772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13170893772 is an abundant number, since it is smaller than the sum of its proper divisors (17678051124).

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

13170893772 is a wasteful number, since it uses less digits than its factorization.

13170893772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173557 (or 4173555 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 48.

The spelling of 13170893772 in words is "thirteen billion, one hundred seventy million, eight hundred ninety-three thousand, seven hundred seventy-two".