442443304099 has 2 divisors, whose sum is σ = 442443304100. Its totient is φ = 442443304098.

The previous prime is 442443304097. The next prime is 442443304139. The reversal of 442443304099 is 990403344244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442443304099 - 2¹ = 442443304097 is a prime.

Together with 442443304097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (442443304097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221221652049 + 221221652050.

It is an arithmetic number, because the mean of its divisors is an integer number (221221652050).

Almost surely, 2^442443304099 is an apocalyptic number.

442443304099 is a deficient number, since it is larger than the sum of its proper divisors (1).

442443304099 is an equidigital number, since it uses as much as digits as its factorization.

442443304099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 442443304099 in words is "four hundred forty-two billion, four hundred forty-three million, three hundred four thousand, ninety-nine".