442443304144 has 20 divisors (see below), whose sum is σ = 857555889696. Its totient is φ = 221138558432.

The previous prime is 442443304139. The next prime is 442443304183. The reversal of 442443304144 is 441403344244.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5149414 + ... + 5234629.

Almost surely, 2^442443304144 is an apocalyptic number.

It is an amenable number.

442443304144 is a deficient number, since it is larger than the sum of its proper divisors (415112585552).

442443304144 is a wasteful number, since it uses less digits than its factorization.

442443304144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10386714 (or 10386708 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 442443304144 its reverse (441403344244), we get a palindrome (883846648388).

The spelling of 442443304144 in words is "four hundred forty-two billion, four hundred forty-three million, three hundred four thousand, one hundred forty-four".