316333742489 has 2 divisors, whose sum is σ = 316333742490. Its totient is φ = 316333742488.

The previous prime is 316333742377. The next prime is 316333742503. The reversal of 316333742489 is 984247333613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196940688400 + 119393054089 = 443780^2 + 345533^2 .

It is a cyclic number.

It is not a de Polignac number, because 316333742489 - 2²⁰ = 316332693913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 316333742489.

It is not a weakly prime, because it can be changed into another prime (316333741489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158166871244 + 158166871245.

It is an arithmetic number, because the mean of its divisors is an integer number (158166871245).

Almost surely, 2^316333742489 is an apocalyptic number.

It is an amenable number.

316333742489 is a deficient number, since it is larger than the sum of its proper divisors (1).

316333742489 is an equidigital number, since it uses as much as digits as its factorization.

316333742489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 53.

The spelling of 316333742489 in words is "three hundred sixteen billion, three hundred thirty-three million, seven hundred forty-two thousand, four hundred eighty-nine".