10317377720717 has 2 divisors, whose sum is σ = 10317377720718. Its totient is φ = 10317377720716.

The previous prime is 10317377720647. The next prime is 10317377720791. The reversal of 10317377720717 is 71702777371301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5692323167881 + 4625054552836 = 2385859^2 + 2150594^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10317377720717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10317377726717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5158688860358 + 5158688860359.

It is an arithmetic number, because the mean of its divisors is an integer number (5158688860359).

Almost surely, 2^{10317377720717} is an apocalyptic number.

It is an amenable number.

10317377720717 is a deficient number, since it is larger than the sum of its proper divisors (1).

10317377720717 is an equidigital number, since it uses as much as digits as its factorization.

10317377720717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2117682, while the sum is 53.

The spelling of 10317377720717 in words is "ten trillion, three hundred seventeen billion, three hundred seventy-seven million, seven hundred twenty thousand, seven hundred seventeen".