72557286196 has 12 divisors (see below), whose sum is σ = 127106566048. Its totient is φ = 36241124472.

The previous prime is 72557286167. The next prime is 72557286229. The reversal of 72557286196 is 69168275527.

It is a self number, because there is not a number n which added to its sum of digits gives 72557286196.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9375306 + ... + 9383041.

Almost surely, 2^72557286196 is an apocalyptic number.

It is an amenable number.

72557286196 is a deficient number, since it is larger than the sum of its proper divisors (54549279852).

72557286196 is a wasteful number, since it uses less digits than its factorization.

72557286196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18759318 (or 18759316 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 58.

The spelling of 72557286196 in words is "seventy-two billion, five hundred fifty-seven million, two hundred eighty-six thousand, one hundred ninety-six".