72546766682 has 16 divisors (see below), whose sum is σ = 123358875360. Its totient is φ = 31720853232.

The previous prime is 72546766661. The next prime is 72546766697. The reversal of 72546766682 is 28666764527.

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, 73427408 + ... + 73428395.

It is an arithmetic number, because the mean of its divisors is an integer number (7709929710).

Almost surely, 2^72546766682 is an apocalyptic number.

72546766682 is a deficient number, since it is larger than the sum of its proper divisors (50812108678).

72546766682 is a wasteful number, since it uses less digits than its factorization.

72546766682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146855837.

The product of its digits is 40642560, while the sum is 59.

The spelling of 72546766682 in words is "seventy-two billion, five hundred forty-six million, seven hundred sixty-six thousand, six hundred eighty-two".