8722705076513 has 2 divisors, whose sum is σ = 8722705076514. Its totient is φ = 8722705076512.

The previous prime is 8722705076497. The next prime is 8722705076581. The reversal of 8722705076513 is 3156705072278.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7424251663504 + 1298453413009 = 2724748^2 + 1139497^2 .

It is a cyclic number.

It is not a de Polignac number, because 8722705076513 - 2⁴ = 8722705076497 is a prime.

It is a super-2 number, since 2×8722705076513² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8722705076593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4361352538256 + 4361352538257.

It is an arithmetic number, because the mean of its divisors is an integer number (4361352538257).

Almost surely, 2^{8722705076513} is an apocalyptic number.

It is an amenable number.

8722705076513 is a deficient number, since it is larger than the sum of its proper divisors (1).

8722705076513 is an equidigital number, since it uses as much as digits as its factorization.

8722705076513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4939200, while the sum is 53.

The spelling of 8722705076513 in words is "eight trillion, seven hundred twenty-two billion, seven hundred five million, seventy-six thousand, five hundred thirteen".