13072466110721 has 2 divisors, whose sum is σ = 13072466110722. Its totient is φ = 13072466110720.

The previous prime is 13072466110661. The next prime is 13072466110723. The reversal of 13072466110721 is 12701166427031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10448506732225 + 2623959378496 = 3232415^2 + 1619864^2 .

It is a cyclic number.

It is not a de Polignac number, because 13072466110721 - 2⁶ = 13072466110657 is a prime.

It is a super-2 number, since 2×13072466110721² (a number of 27 digits) contains 22 as substring.

Together with 13072466110723, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13072466110723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6536233055360 + 6536233055361.

It is an arithmetic number, because the mean of its divisors is an integer number (6536233055361).

Almost surely, 2^{13072466110721} is an apocalyptic number.

It is an amenable number.

13072466110721 is a deficient number, since it is larger than the sum of its proper divisors (1).

13072466110721 is an equidigital number, since it uses as much as digits as its factorization.

13072466110721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 13072466110721 in words is "thirteen trillion, seventy-two billion, four hundred sixty-six million, one hundred ten thousand, seven hundred twenty-one".