6937399616317 has 2 divisors, whose sum is σ = 6937399616318. Its totient is φ = 6937399616316.

The previous prime is 6937399616177. The next prime is 6937399616327. The reversal of 6937399616317 is 7136169937396.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3820035069081 + 3117364547236 = 1954491^2 + 1765606^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6937399616317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6937399616327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3468699808158 + 3468699808159.

It is an arithmetic number, because the mean of its divisors is an integer number (3468699808159).

Almost surely, 2^{6937399616317} is an apocalyptic number.

It is an amenable number.

6937399616317 is a deficient number, since it is larger than the sum of its proper divisors (1).

6937399616317 is an equidigital number, since it uses as much as digits as its factorization.

6937399616317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 208324872, while the sum is 70.

The spelling of 6937399616317 in words is "six trillion, nine hundred thirty-seven billion, three hundred ninety-nine million, six hundred sixteen thousand, three hundred seventeen".