72663110576 has 60 divisors (see below), whose sum is σ = 163807006752. Its totient is φ = 31134305664.

The previous prime is 72663110539. The next prime is 72663110581. The reversal of 72663110576 is 67501136627.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4989161 + ... + 5003703.

Almost surely, 2^72663110576 is an apocalyptic number.

It is an amenable number.

72663110576 is an abundant number, since it is smaller than the sum of its proper divisors (91143896176).

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

72663110576 is a wasteful number, since it uses less digits than its factorization.

72663110576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20938 (or 20925 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 72663110576 in words is "seventy-two billion, six hundred sixty-three million, one hundred ten thousand, five hundred seventy-six".