72313877336192 has 24 divisors (see below), whose sum is σ = 144062994172365. Its totient is φ = 36156890563584.

The previous prime is 72313877336189. The next prime is 72313877336221. The reversal of 72313877336192 is 29163377831327.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 69906588552256 + 2407288783936 = 8361016^2 + 1551544^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=6013064.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 95833208 + ... + 96584840.

Almost surely, 2^{72313877336192} is an apocalyptic number.

It is an amenable number.

72313877336192 is a deficient number, since it is larger than the sum of its proper divisors (71749116836173).

72313877336192 is an frugal number, since it uses more digits than its factorization.

72313877336192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503280 (or 751635 counting only the distinct ones).

The product of its digits is 48009024, while the sum is 62.

The spelling of 72313877336192 in words is "seventy-two trillion, three hundred thirteen billion, eight hundred seventy-seven million, three hundred thirty-six thousand, one hundred ninety-two".