613242175766369 has 2 divisors, whose sum is σ = 613242175766370. Its totient is φ = 613242175766368.

The previous prime is 613242175766327. The next prime is 613242175766383. The reversal of 613242175766369 is 963667571242316.

It is a happy number.

613242175766369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513155917173025 + 100086258593344 = 22652945^2 + 10004312^2 .

It is a cyclic number.

It is not a de Polignac number, because 613242175766369 - 2²⁰ = 613242174717793 is a prime.

It is a super-2 number, since 2×613242175766369² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 613242175766299 and 613242175766308.

It is not a weakly prime, because it can be changed into another prime (613242175966369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306621087883184 + 306621087883185.

It is an arithmetic number, because the mean of its divisors is an integer number (306621087883185).

Almost surely, 2^{613242175766369} is an apocalyptic number.

It is an amenable number.

613242175766369 is a deficient number, since it is larger than the sum of its proper divisors (1).

613242175766369 is an equidigital number, since it uses as much as digits as its factorization.

613242175766369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 411505920, while the sum is 68.

The spelling of 613242175766369 in words is "six hundred thirteen trillion, two hundred forty-two billion, one hundred seventy-five million, seven hundred sixty-six thousand, three hundred sixty-nine".