68107965337 has 2 divisors, whose sum is σ = 68107965338. Its totient is φ = 68107965336.

The previous prime is 68107965271. The next prime is 68107965347. The reversal of 68107965337 is 73356970186.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60577023376 + 7530941961 = 246124^2 + 86781^2 .

It is a cyclic number.

It is not a de Polignac number, because 68107965337 - 2²³ = 68099576729 is a prime.

It is not a weakly prime, because it can be changed into another prime (68107965347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34053982668 + 34053982669.

It is an arithmetic number, because the mean of its divisors is an integer number (34053982669).

Almost surely, 2^68107965337 is an apocalyptic number.

It is an amenable number.

68107965337 is a deficient number, since it is larger than the sum of its proper divisors (1).

68107965337 is an equidigital number, since it uses as much as digits as its factorization.

68107965337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 68107965337 in words is "sixty-eight billion, one hundred seven million, nine hundred sixty-five thousand, three hundred thirty-seven".