722536635227 has 16 divisors (see below), whose sum is σ = 796448074464. Its totient is φ = 649997952000.

The previous prime is 722536635193. The next prime is 722536635229.

722536635227 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 722536635227 - 2¹⁰ = 722536634203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722536635229) 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 15 ways as a sum of consecutive naturals, for example, 9416477 + ... + 9492897.

It is an arithmetic number, because the mean of its divisors is an integer number (49778004654).

Almost surely, 2^722536635227 is an apocalyptic number.

722536635227 is a deficient number, since it is larger than the sum of its proper divisors (73911439237).

722536635227 is a wasteful number, since it uses less digits than its factorization.

722536635227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85390.

The product of its digits is 6350400, while the sum is 50.

The spelling of 722536635227 in words is "seven hundred twenty-two billion, five hundred thirty-six million, six hundred thirty-five thousand, two hundred twenty-seven".