839164461923 has 2 divisors, whose sum is σ = 839164461924. Its totient is φ = 839164461922.

The previous prime is 839164461899. The next prime is 839164461973. The reversal of 839164461923 is 329164461938.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 839164461923 - 2²⁸ = 838896026467 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (839164461973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419582230961 + 419582230962.

It is an arithmetic number, because the mean of its divisors is an integer number (419582230962).

Almost surely, 2^839164461923 is an apocalyptic number.

839164461923 is a deficient number, since it is larger than the sum of its proper divisors (1).

839164461923 is an equidigital number, since it uses as much as digits as its factorization.

839164461923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6718464, while the sum is 56.

The spelling of 839164461923 in words is "eight hundred thirty-nine billion, one hundred sixty-four million, four hundred sixty-one thousand, nine hundred twenty-three".