442066335499 has 2 divisors, whose sum is σ = 442066335500. Its totient is φ = 442066335498.

The previous prime is 442066335467. The next prime is 442066335509. The reversal of 442066335499 is 994533660244.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442066335499 - 2⁵ = 442066335467 is a prime.

It is not a weakly prime, because it can be changed into another prime (442066330499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221033167749 + 221033167750.

It is an arithmetic number, because the mean of its divisors is an integer number (221033167750).

Almost surely, 2^442066335499 is an apocalyptic number.

442066335499 is a deficient number, since it is larger than the sum of its proper divisors (1).

442066335499 is an equidigital number, since it uses as much as digits as its factorization.

442066335499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16796160, while the sum is 55.

The spelling of 442066335499 in words is "four hundred forty-two billion, sixty-six million, three hundred thirty-five thousand, four hundred ninety-nine".