72869692592 has 20 divisors (see below), whose sum is σ = 147323509680. Its totient is φ = 34850722368.

The previous prime is 72869692547. The next prime is 72869692631. The reversal of 72869692592 is 29529696827.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99007367 + ... + 99008102.

It is an arithmetic number, because the mean of its divisors is an integer number (7366175484).

Almost surely, 2^72869692592 is an apocalyptic number.

It is an amenable number.

72869692592 is an abundant number, since it is smaller than the sum of its proper divisors (74453817088).

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

72869692592 is a wasteful number, since it uses less digits than its factorization.

72869692592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198015500 (or 198015494 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 65.

The spelling of 72869692592 in words is "seventy-two billion, eight hundred sixty-nine million, six hundred ninety-two thousand, five hundred ninety-two".