372229434721 has 16 divisors (see below), whose sum is σ = 390207916800. Its totient is φ = 354619032768.

The previous prime is 372229434679. The next prime is 372229434743. The reversal of 372229434721 is 127434922273.

It is a cyclic number.

It is not a de Polignac number, because 372229434721 - 2³³ = 363639500129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (372229434761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 602460 + ... + 1052338.

It is an arithmetic number, because the mean of its divisors is an integer number (24387994800).

Almost surely, 2^372229434721 is an apocalyptic number.

It is an amenable number.

372229434721 is a deficient number, since it is larger than the sum of its proper divisors (17978482079).

372229434721 is a wasteful number, since it uses less digits than its factorization.

372229434721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450288.

The product of its digits is 1016064, while the sum is 46.

The spelling of 372229434721 in words is "three hundred seventy-two billion, two hundred twenty-nine million, four hundred thirty-four thousand, seven hundred twenty-one".