392717842079 has 2 divisors, whose sum is σ = 392717842080. Its totient is φ = 392717842078.

The previous prime is 392717842051. The next prime is 392717842213. The reversal of 392717842079 is 970248717293.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 392717842079 - 2²⁸ = 392449406623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (392717842019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196358921039 + 196358921040.

It is an arithmetic number, because the mean of its divisors is an integer number (196358921040).

Almost surely, 2^392717842079 is an apocalyptic number.

392717842079 is a deficient number, since it is larger than the sum of its proper divisors (1).

392717842079 is an equidigital number, since it uses as much as digits as its factorization.

392717842079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10668672, while the sum is 59.

The spelling of 392717842079 in words is "three hundred ninety-two billion, seven hundred seventeen million, eight hundred forty-two thousand, seventy-nine".