442443304093 has 16 divisors (see below), whose sum is σ = 509372953600. Its totient is φ = 376454272896.

The previous prime is 442443304063. The next prime is 442443304097. The reversal of 442443304093 is 390403344244.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 442443304093 - 2⁹ = 442443303581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442443304097) 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 in 15 ways as a sum of consecutive naturals, for example, 138721 + ... + 950857.

It is an arithmetic number, because the mean of its divisors is an integer number (31835809600).

Almost surely, 2^442443304093 is an apocalyptic number.

It is an amenable number.

442443304093 is a deficient number, since it is larger than the sum of its proper divisors (66929649507).

442443304093 is a wasteful number, since it uses less digits than its factorization.

442443304093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812716.

The product of its (nonzero) digits is 497664, while the sum is 40.

The spelling of 442443304093 in words is "four hundred forty-two billion, four hundred forty-three million, three hundred four thousand, ninety-three".