8722531611929 has 2 divisors, whose sum is σ = 8722531611930. Its totient is φ = 8722531611928.

The previous prime is 8722531611841. The next prime is 8722531611949. The reversal of 8722531611929 is 9291161352278.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5622210054400 + 3100321557529 = 2371120^2 + 1760773^2 .

It is a cyclic number.

It is not a de Polignac number, because 8722531611929 - 2³⁶ = 8653812135193 is a prime.

It is a super-2 number, since 2×8722531611929² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8722531611949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4361265805964 + 4361265805965.

It is an arithmetic number, because the mean of its divisors is an integer number (4361265805965).

Almost surely, 2^{8722531611929} is an apocalyptic number.

It is an amenable number.

8722531611929 is a deficient number, since it is larger than the sum of its proper divisors (1).

8722531611929 is an equidigital number, since it uses as much as digits as its factorization.

8722531611929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 56.

The spelling of 8722531611929 in words is "eight trillion, seven hundred twenty-two billion, five hundred thirty-one million, six hundred eleven thousand, nine hundred twenty-nine".