442923080791 has 2 divisors, whose sum is σ = 442923080792. Its totient is φ = 442923080790.

The previous prime is 442923080779. The next prime is 442923080813. The reversal of 442923080791 is 197080329244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442923080791 - 2⁹ = 442923080279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442923080741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221461540395 + 221461540396.

It is an arithmetic number, because the mean of its divisors is an integer number (221461540396).

Almost surely, 2^442923080791 is an apocalyptic number.

442923080791 is a deficient number, since it is larger than the sum of its proper divisors (1).

442923080791 is an equidigital number, since it uses as much as digits as its factorization.

442923080791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 442923080791 in words is "four hundred forty-two billion, nine hundred twenty-three million, eighty thousand, seven hundred ninety-one".