73140883232 has 24 divisors (see below), whose sum is σ = 152466474636. Its totient is φ = 34419238912.

The previous prime is 73140883229. The next prime is 73140883259. The reversal of 73140883232 is 23238804137.

It can be written as a sum of positive squares in 2 ways, for example, as 72315815056 + 825068176 = 268916^2 + 28724^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 73140883232.

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, 67224533 + ... + 67225620.

Almost surely, 2^73140883232 is an apocalyptic number.

It is an amenable number.

73140883232 is an abundant number, since it is smaller than the sum of its proper divisors (79325591404).

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

73140883232 is a wasteful number, since it uses less digits than its factorization.

73140883232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134450180 (or 134450172 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 73140883232 in words is "seventy-three billion, one hundred forty million, eight hundred eighty-three thousand, two hundred thirty-two".