72167583604 has 12 divisors (see below), whose sum is σ = 126310147264. Its totient is φ = 36078970104.

The previous prime is 72167583599. The next prime is 72167583751. The reversal of 72167583604 is 40638576127.

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, 1171644 + ... + 1231699.

Almost surely, 2^72167583604 is an apocalyptic number.

It is an amenable number.

72167583604 is a deficient number, since it is larger than the sum of its proper divisors (54142563660).

72167583604 is a wasteful number, since it uses less digits than its factorization.

72167583604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410854 (or 2410852 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 72167583604 in words is "seventy-two billion, one hundred sixty-seven million, five hundred eighty-three thousand, six hundred four".