72441644696 has 16 divisors (see below), whose sum is σ = 137354243400. Its totient is φ = 35813846464.

The previous prime is 72441644687. The next prime is 72441644701. The reversal of 72441644696 is 69644614427.

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, 50871230 + ... + 50872653.

Almost surely, 2^72441644696 is an apocalyptic number.

It is an amenable number.

72441644696 is a deficient number, since it is larger than the sum of its proper divisors (64912598704).

72441644696 is a wasteful number, since it uses less digits than its factorization.

72441644696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101743978 (or 101743974 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 53.

The spelling of 72441644696 in words is "seventy-two billion, four hundred forty-one million, six hundred forty-four thousand, six hundred ninety-six".