72537178714 has 48 divisors (see below), whose sum is σ = 148697621856. Its totient is φ = 26087292000.

The previous prime is 72537178709. The next prime is 72537178723. The reversal of 72537178714 is 41787173527.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2574012 + ... + 2602039.

It is an arithmetic number, because the mean of its divisors is an integer number (3097867122).

Almost surely, 2^72537178714 is an apocalyptic number.

72537178714 is an abundant number, since it is smaller than the sum of its proper divisors (76160443142).

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

72537178714 is a wasteful number, since it uses less digits than its factorization.

72537178714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5176091 (or 5176084 counting only the distinct ones).

The product of its digits is 2304960, while the sum is 52.

The spelling of 72537178714 in words is "seventy-two billion, five hundred thirty-seven million, one hundred seventy-eight thousand, seven hundred fourteen".