613568935907 has 2 divisors, whose sum is σ = 613568935908. Its totient is φ = 613568935906.

The previous prime is 613568935873. The next prime is 613568935909. The reversal of 613568935907 is 709539865316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 613568935907 - 2¹⁸ = 613568673763 is a prime.

It is a super-2 number, since 2×613568935907² (a number of 24 digits) contains 22 as substring.

Together with 613568935909, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 613568935907.

It is not a weakly prime, because it can be changed into another prime (613568935909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306784467953 + 306784467954.

It is an arithmetic number, because the mean of its divisors is an integer number (306784467954).

Almost surely, 2^613568935907 is an apocalyptic number.

613568935907 is a deficient number, since it is larger than the sum of its proper divisors (1).

613568935907 is an equidigital number, since it uses as much as digits as its factorization.

613568935907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36741600, while the sum is 62.

The spelling of 613568935907 in words is "six hundred thirteen billion, five hundred sixty-eight million, nine hundred thirty-five thousand, nine hundred seven".