73520472080 has 160 divisors (see below), whose sum is σ = 189007188480. Its totient is φ = 26373079040.

The previous prime is 73520472079. The next prime is 73520472133. The reversal of 73520472080 is 8027402537.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46442969 + ... + 46444551.

It is an arithmetic number, because the mean of its divisors is an integer number (1181294928).

Almost surely, 2^73520472080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73520472080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94503594240).

73520472080 is an abundant number, since it is smaller than the sum of its proper divisors (115486716400).

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

73520472080 is a wasteful number, since it uses less digits than its factorization.

73520472080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289 (or 2283 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 73520472080 in words is "seventy-three billion, five hundred twenty million, four hundred seventy-two thousand, eighty".