392420758897 has 2 divisors, whose sum is σ = 392420758898. Its totient is φ = 392420758896.

The previous prime is 392420758771. The next prime is 392420758913. The reversal of 392420758897 is 798857024293.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 386565601536 + 5855157361 = 621744^2 + 76519^2 .

It is a cyclic number.

It is not a de Polignac number, because 392420758897 - 2¹⁵ = 392420726129 is a prime.

It is not a weakly prime, because it can be changed into another prime (392420758097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196210379448 + 196210379449.

It is an arithmetic number, because the mean of its divisors is an integer number (196210379449).

Almost surely, 2^392420758897 is an apocalyptic number.

It is an amenable number.

392420758897 is a deficient number, since it is larger than the sum of its proper divisors (1).

392420758897 is an equidigital number, since it uses as much as digits as its factorization.

392420758897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 392420758897 in words is "three hundred ninety-two billion, four hundred twenty million, seven hundred fifty-eight thousand, eight hundred ninety-seven".