6916945190317 has 2 divisors, whose sum is σ = 6916945190318. Its totient is φ = 6916945190316.

The previous prime is 6916945190303. The next prime is 6916945190347. The reversal of 6916945190317 is 7130915496196.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5897422828521 + 1019522361796 = 2428461^2 + 1009714^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6916945190317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6916945190347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3458472595158 + 3458472595159.

It is an arithmetic number, because the mean of its divisors is an integer number (3458472595159).

Almost surely, 2^{6916945190317} is an apocalyptic number.

It is an amenable number.

6916945190317 is a deficient number, since it is larger than the sum of its proper divisors (1).

6916945190317 is an equidigital number, since it uses as much as digits as its factorization.

6916945190317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11022480, while the sum is 61.

The spelling of 6916945190317 in words is "six trillion, nine hundred sixteen billion, nine hundred forty-five million, one hundred ninety thousand, three hundred seventeen".