968186519317 has 2 divisors, whose sum is σ = 968186519318. Its totient is φ = 968186519316.

The previous prime is 968186519299. The next prime is 968186519329. The reversal of 968186519317 is 713915681869.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 960584248836 + 7602270481 = 980094^2 + 87191^2 .

It is a cyclic number.

It is not a de Polignac number, because 968186519317 - 2¹¹ = 968186517269 is a prime.

It is a super-2 number, since 2×968186519317² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (968186559317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484093259658 + 484093259659.

It is an arithmetic number, because the mean of its divisors is an integer number (484093259659).

Almost surely, 2^968186519317 is an apocalyptic number.

It is an amenable number.

968186519317 is a deficient number, since it is larger than the sum of its proper divisors (1).

968186519317 is an equidigital number, since it uses as much as digits as its factorization.

968186519317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19595520, while the sum is 64.

The spelling of 968186519317 in words is "nine hundred sixty-eight billion, one hundred eighty-six million, five hundred nineteen thousand, three hundred seventeen".