72232205181356 has 48 divisors (see below), whose sum is σ = 138024930839040. Its totient is φ = 32802571480320.

The previous prime is 72232205181319. The next prime is 72232205181463. The reversal of 72232205181356 is 65318150223227.

It is a self number, because there is not a number n which added to its sum of digits gives 72232205181356.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324266825 + ... + 324489503.

It is an arithmetic number, because the mean of its divisors is an integer number (2875519392480).

Almost surely, 2^{72232205181356} is an apocalyptic number.

It is an amenable number.

72232205181356 is a deficient number, since it is larger than the sum of its proper divisors (65792725657684).

72232205181356 is a wasteful number, since it uses less digits than its factorization.

72232205181356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229454 (or 229452 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 72232205181356 in words is "seventy-two trillion, two hundred thirty-two billion, two hundred five million, one hundred eighty-one thousand, three hundred fifty-six".