722292872225 has 24 divisors (see below), whose sum is σ = 905540122080. Its totient is φ = 571467403520.

The previous prime is 722292872179. The next prime is 722292872227. The reversal of 722292872225 is 522278292227.

It is not a de Polignac number, because 722292872225 - 2⁸ = 722292871969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (722292872227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1358606 + ... + 1813944.

It is an arithmetic number, because the mean of its divisors is an integer number (37730838420).

Almost surely, 2^722292872225 is an apocalyptic number.

It is an amenable number.

722292872225 is a deficient number, since it is larger than the sum of its proper divisors (183247249855).

722292872225 is a wasteful number, since it uses less digits than its factorization.

722292872225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456049 (or 456044 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 50.

The spelling of 722292872225 in words is "seven hundred twenty-two billion, two hundred ninety-two million, eight hundred seventy-two thousand, two hundred twenty-five".