72584570068 has 24 divisors (see below), whose sum is σ = 127346214240. Its totient is φ = 36200038560.

The previous prime is 72584570059. The next prime is 72584570111. The reversal of 72584570068 is 86007548527.

It is a junction number, because it is equal to n+sod(n) for n = 72584569997 and 72584570024.

It is a congruent number.

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, 3098343 + ... + 3121681.

It is an arithmetic number, because the mean of its divisors is an integer number (5306092260).

Almost surely, 2^72584570068 is an apocalyptic number.

It is an amenable number.

72584570068 is a deficient number, since it is larger than the sum of its proper divisors (54761644172).

72584570068 is a wasteful number, since it uses less digits than its factorization.

72584570068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25287 (or 25285 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 52.

The spelling of 72584570068 in words is "seventy-two billion, five hundred eighty-four million, five hundred seventy thousand, sixty-eight".