72220712015499 has 8 divisors (see below), whose sum is σ = 96302499671040. Its totient is φ = 48143032851816.

The previous prime is 72220712015467. The next prime is 72220712015513. The reversal of 72220712015499 is 99451021702227.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72220712015499 - 2⁵ = 72220712015467 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (72220712015399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027081947 + ... + 1027152260.

It is an arithmetic number, because the mean of its divisors is an integer number (12037812458880).

Almost surely, 2^{72220712015499} is an apocalyptic number.

72220712015499 is a deficient number, since it is larger than the sum of its proper divisors (24081787655541).

72220712015499 is a wasteful number, since it uses less digits than its factorization.

72220712015499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054245929.

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 72220712015499 in words is "seventy-two trillion, two hundred twenty billion, seven hundred twelve million, fifteen thousand, four hundred ninety-nine".