7368684868613 has 2 divisors, whose sum is σ = 7368684868614. Its totient is φ = 7368684868612.

The previous prime is 7368684868583. The next prime is 7368684868669. The reversal of 7368684868613 is 3168684868637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5733309391489 + 1635375477124 = 2394433^2 + 1278818^2 .

It is a cyclic number.

It is not a de Polignac number, because 7368684868613 - 2³⁶ = 7299965391877 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7368684868213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3684342434306 + 3684342434307.

It is an arithmetic number, because the mean of its divisors is an integer number (3684342434307).

Almost surely, 2^{7368684868613} is an apocalyptic number.

It is an amenable number.

7368684868613 is a deficient number, since it is larger than the sum of its proper divisors (1).

7368684868613 is an equidigital number, since it uses as much as digits as its factorization.

7368684868613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1337720832, while the sum is 74.

The spelling of 7368684868613 in words is "seven trillion, three hundred sixty-eight billion, six hundred eighty-four million, eight hundred sixty-eight thousand, six hundred thirteen".