73621316984 has 16 divisors (see below), whose sum is σ = 138404196600. Its totient is φ = 36713531232.

The previous prime is 73621316933. The next prime is 73621316999. The reversal of 73621316984 is 48961312637.

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, 12137687 + ... + 12143750.

Almost surely, 2^73621316984 is an apocalyptic number.

It is an amenable number.

73621316984 is a deficient number, since it is larger than the sum of its proper divisors (64782879616).

73621316984 is a wasteful number, since it uses less digits than its factorization.

73621316984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24281822 (or 24281818 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The spelling of 73621316984 in words is "seventy-three billion, six hundred twenty-one million, three hundred sixteen thousand, nine hundred eighty-four".