13578330931164 has 36 divisors (see below), whose sum is σ = 36342003376224. Its totient is φ = 4259868527232.

The previous prime is 13578330931141. The next prime is 13578330931189. The reversal of 13578330931164 is 46113903387531.

It is a happy number.

13578330931164 is a `hidden beast` number, since 1 + 3 + 578 + 3 + 3 + 0 + 9 + 3 + 1 + 1 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13578330931164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11093407012 + ... + 11093408235.

It is an arithmetic number, because the mean of its divisors is an integer number (1009500093784).

Almost surely, 2^{13578330931164} is an apocalyptic number.

It is an amenable number.

13578330931164 is an abundant number, since it is smaller than the sum of its proper divisors (22763672445060).

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

13578330931164 is a wasteful number, since it uses less digits than its factorization.

13578330931164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22186815274 (or 22186815269 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 13578330931164 in words is "thirteen trillion, five hundred seventy-eight billion, three hundred thirty million, nine hundred thirty-one thousand, one hundred sixty-four".