16200115164 has 18 divisors (see below), whose sum is σ = 40950291200. Its totient is φ = 5400038376.

The previous prime is 16200115153. The next prime is 16200115177. The reversal of 16200115164 is 46151100261.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225001564 + ... + 225001635.

Almost surely, 2^16200115164 is an apocalyptic number.

It is an amenable number.

16200115164 is an abundant number, since it is smaller than the sum of its proper divisors (24750176036).

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

16200115164 is a wasteful number, since it uses less digits than its factorization.

16200115164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450003209 (or 450003204 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 16200115164 in words is "sixteen billion, two hundred million, one hundred fifteen thousand, one hundred sixty-four".