73992442160 has 240 divisors, whose sum is σ = 220105662336. Its totient is φ = 22918404096.

The previous prime is 73992442133. The next prime is 73992442171. The reversal of 73992442160 is 6124429937.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2379674 + ... + 2410566.

Almost surely, 2^73992442160 is an apocalyptic number.

73992442160 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73992442160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110052831168).

73992442160 is an abundant number, since it is smaller than the sum of its proper divisors (146113220176).

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

73992442160 is a wasteful number, since it uses less digits than its factorization.

73992442160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30980 (or 30967 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 73992442160 in words is "seventy-three billion, nine hundred ninety-two million, four hundred forty-two thousand, one hundred sixty".