72894922162 has 16 divisors (see below), whose sum is σ = 112949798400. Its totient is φ = 35246661120.

The previous prime is 72894922153. The next prime is 72894922187. The reversal of 72894922162 is 26122949827.

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, 329862 + ... + 504577.

It is an arithmetic number, because the mean of its divisors is an integer number (7059362400).

Almost surely, 2^72894922162 is an apocalyptic number.

72894922162 is a deficient number, since it is larger than the sum of its proper divisors (40054876238).

72894922162 is a wasteful number, since it uses less digits than its factorization.

72894922162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835881.

The product of its digits is 1741824, while the sum is 52.

The spelling of 72894922162 in words is "seventy-two billion, eight hundred ninety-four million, nine hundred twenty-two thousand, one hundred sixty-two".