72716656076 has 24 divisors (see below), whose sum is σ = 127597614480. Its totient is φ = 36260324352.

The previous prime is 72716656039. The next prime is 72716656081. The reversal of 72716656076 is 67065661727.

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, 2344220 + ... + 2375036.

It is an arithmetic number, because the mean of its divisors is an integer number (5316567270).

Almost surely, 2^72716656076 is an apocalyptic number.

It is an amenable number.

72716656076 is a deficient number, since it is larger than the sum of its proper divisors (54880958404).

72716656076 is a wasteful number, since it uses less digits than its factorization.

72716656076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32393 (or 32391 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 72716656076 in words is "seventy-two billion, seven hundred sixteen million, six hundred fifty-six thousand, seventy-six".