722767631225 has 12 divisors (see below), whose sum is σ = 904607864784. Its totient is φ = 572810232720.

The previous prime is 722767631219. The next prime is 722767631227. The reversal of 722767631225 is 522136767227.

It is not a de Polignac number, because 722767631225 - 2⁸ = 722767630969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722767631227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135094079 + ... + 135099428.

It is an arithmetic number, because the mean of its divisors is an integer number (75383988732).

Almost surely, 2^722767631225 is an apocalyptic number.

It is an amenable number.

722767631225 is a deficient number, since it is larger than the sum of its proper divisors (181840233559).

722767631225 is a wasteful number, since it uses less digits than its factorization.

722767631225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270193624 (or 270193619 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 50.

The spelling of 722767631225 in words is "seven hundred twenty-two billion, seven hundred sixty-seven million, six hundred thirty-one thousand, two hundred twenty-five".