73885757777372 has 12 divisors (see below), whose sum is σ = 129536456509320. Its totient is φ = 36875341631856.

The previous prime is 73885757777371. The next prime is 73885757777399. The reversal of 73885757777372 is 27377775758837.

It is a hoax number, since the sum of its digits (83) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73885757777371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16884311747 + ... + 16884316122.

It is an arithmetic number, because the mean of its divisors is an integer number (10794704709110).

Almost surely, 2^{73885757777372} is an apocalyptic number.

It is an amenable number.

73885757777372 is a deficient number, since it is larger than the sum of its proper divisors (55650698731948).

73885757777372 is a wasteful number, since it uses less digits than its factorization.

73885757777372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33768628420 (or 33768628418 counting only the distinct ones).

The product of its digits is 23718038400, while the sum is 83.

The spelling of 73885757777372 in words is "seventy-three trillion, eight hundred eighty-five billion, seven hundred fifty-seven million, seven hundred seventy-seven thousand, three hundred seventy-two".