8722731044329 has 27 divisors (see below), whose sum is σ = 9410007230757. Its totient is φ = 8083978619904.

The previous prime is 8722731044323. The next prime is 8722731044359. The reversal of 8722731044329 is 9234401372278.

The square root of 8722731044329 is 2953427.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1323243004329 + 7399488040000 = 1150323^2 + 2720200^2 .

It is not a de Polignac number, because 8722731044329 - 2¹⁹ = 8722730520041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8722731044323) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3363952057 + ... + 3363954649.

Almost surely, 2^{8722731044329} is an apocalyptic number.

8722731044329 is the 2953427-th square number.

8722731044329 is the 1476714-th centered octagonal number.

It is an amenable number.

8722731044329 is a deficient number, since it is larger than the sum of its proper divisors (687276186428).

8722731044329 is an frugal number, since it uses more digits than its factorization.

8722731044329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5354 (or 2677 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 52.

The spelling of 8722731044329 in words is "eight trillion, seven hundred twenty-two billion, seven hundred thirty-one million, forty-four thousand, three hundred twenty-nine".