162209334872 has 32 divisors (see below), whose sum is σ = 328402376400. Its totient is φ = 74668293504.

The previous prime is 162209334851. The next prime is 162209334907. The reversal of 162209334872 is 278433902261.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 2018243 + ... + 2097074.

Almost surely, 2^162209334872 is an apocalyptic number.

It is an amenable number.

162209334872 is an abundant number, since it is smaller than the sum of its proper divisors (166193041528).

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

162209334872 is a wasteful number, since it uses less digits than its factorization.

162209334872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115715 (or 4115711 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 162209334872 in words is "one hundred sixty-two billion, two hundred nine million, three hundred thirty-four thousand, eight hundred seventy-two".