73413516816 has 60 divisors (see below), whose sum is σ = 205566682672. Its totient is φ = 24457975488.

The previous prime is 73413516797. The next prime is 73413516829. The reversal of 73413516816 is 61861531437.

73413516816 is a `hidden beast` number, since 73 + 413 + 5 + 168 + 1 + 6 = 666.

It is a super-2 number, since 2×73413516816² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132315 + ... + 405381.

Almost surely, 2^73413516816 is an apocalyptic number.

It is an amenable number.

73413516816 is an abundant number, since it is smaller than the sum of its proper divisors (132153165856).

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

73413516816 is a wasteful number, since it uses less digits than its factorization.

73413516816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274948 (or 274939 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The spelling of 73413516816 in words is "seventy-three billion, four hundred thirteen million, five hundred sixteen thousand, eight hundred sixteen".