320001016717 has 2 divisors, whose sum is σ = 320001016718. Its totient is φ = 320001016716.

The previous prime is 320001016703. The next prime is 320001016721. The reversal of 320001016717 is 717610100023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271538956836 + 48462059881 = 521094^2 + 220141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320001016717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320001016747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160000508358 + 160000508359.

It is an arithmetic number, because the mean of its divisors is an integer number (160000508359).

Almost surely, 2^320001016717 is an apocalyptic number.

It is an amenable number.

320001016717 is a deficient number, since it is larger than the sum of its proper divisors (1).

320001016717 is an equidigital number, since it uses as much as digits as its factorization.

320001016717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

The spelling of 320001016717 in words is "three hundred twenty billion, one million, sixteen thousand, seven hundred seventeen".