968660959589 has 2 divisors, whose sum is σ = 968660959590. Its totient is φ = 968660959588.

The previous prime is 968660959547. The next prime is 968660959601. The reversal of 968660959589 is 985959066869.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 615884357089 + 352776602500 = 784783^2 + 593950^2 .

It is a cyclic number.

It is not a de Polignac number, because 968660959589 - 2²⁸ = 968392524133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (968660949589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484330479794 + 484330479795.

It is an arithmetic number, because the mean of its divisors is an integer number (484330479795).

Almost surely, 2^968660959589 is an apocalyptic number.

It is an amenable number.

968660959589 is a deficient number, since it is larger than the sum of its proper divisors (1).

968660959589 is an equidigital number, since it uses as much as digits as its factorization.

968660959589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2267481600, while the sum is 80.

The spelling of 968660959589 in words is "nine hundred sixty-eight billion, six hundred sixty million, nine hundred fifty-nine thousand, five hundred eighty-nine".