317945080549771 has 2 divisors, whose sum is σ = 317945080549772. Its totient is φ = 317945080549770.

The previous prime is 317945080549727. The next prime is 317945080549801. The reversal of 317945080549771 is 177945080549713.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 317945080549771 - 2⁷ = 317945080549643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 317945080549771.

It is not a weakly prime, because it can be changed into another prime (317945080546771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158972540274885 + 158972540274886.

It is an arithmetic number, because the mean of its divisors is an integer number (158972540274886).

Almost surely, 2^{317945080549771} is an apocalyptic number.

317945080549771 is a deficient number, since it is larger than the sum of its proper divisors (1).

317945080549771 is an equidigital number, since it uses as much as digits as its factorization.

317945080549771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 266716800, while the sum is 70.

The spelling of 317945080549771 in words is "three hundred seventeen trillion, nine hundred forty-five billion, eighty million, five hundred forty-nine thousand, seven hundred seventy-one".