320310076717 has 2 divisors, whose sum is σ = 320310076718. Its totient is φ = 320310076716.

The previous prime is 320310076703. The next prime is 320310076747. The reversal of 320310076717 is 717670013023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171291687876 + 149018388841 = 413874^2 + 386029^2 .

It is a cyclic number.

It is not a de Polignac number, because 320310076717 - 2¹⁹ = 320309552429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320310076747) 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, 160155038358 + 160155038359.

It is an arithmetic number, because the mean of its divisors is an integer number (160155038359).

Almost surely, 2^320310076717 is an apocalyptic number.

It is an amenable number.

320310076717 is a deficient number, since it is larger than the sum of its proper divisors (1).

320310076717 is an equidigital number, since it uses as much as digits as its factorization.

320310076717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37044, while the sum is 37.

The spelling of 320310076717 in words is "three hundred twenty billion, three hundred ten million, seventy-six thousand, seven hundred seventeen".