72240814508 has 24 divisors (see below), whose sum is σ = 135586044720. Its totient is φ = 33573683520.

The previous prime is 72240814483. The next prime is 72240814511. The reversal of 72240814508 is 80541804227.

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, 8963303 + ... + 8971358.

It is an arithmetic number, because the mean of its divisors is an integer number (5649418530).

Almost surely, 2^72240814508 is an apocalyptic number.

It is an amenable number.

72240814508 is a deficient number, since it is larger than the sum of its proper divisors (63345230212).

72240814508 is a wasteful number, since it uses less digits than its factorization.

72240814508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17934737 (or 17934735 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 41.

The spelling of 72240814508 in words is "seventy-two billion, two hundred forty million, eight hundred fourteen thousand, five hundred eight".