72558829496 has 16 divisors (see below), whose sum is σ = 136258089840. Its totient is φ = 36223338880.

The previous prime is 72558829457. The next prime is 72558829513. The reversal of 72558829496 is 69492885527.

It is a super-2 number, since 2×72558829496² (a number of 23 digits) contains 22 as substring.

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, 7003985 + ... + 7014336.

It is an arithmetic number, because the mean of its divisors is an integer number (8516130615).

Almost surely, 2^72558829496 is an apocalyptic number.

It is an amenable number.

72558829496 is a deficient number, since it is larger than the sum of its proper divisors (63699260344).

72558829496 is a wasteful number, since it uses less digits than its factorization.

72558829496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14018974 (or 14018970 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 65.

The spelling of 72558829496 in words is "seventy-two billion, five hundred fifty-eight million, eight hundred twenty-nine thousand, four hundred ninety-six".