442244120404 has 24 divisors (see below), whose sum is σ = 777421701056. Its totient is φ = 220124304000.

The previous prime is 442244120399. The next prime is 442244120431. The reversal of 442244120404 is 404021442244.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2608339 + ... + 2772709.

Almost surely, 2^442244120404 is an apocalyptic number.

It is an amenable number.

442244120404 is a deficient number, since it is larger than the sum of its proper divisors (335177580652).

442244120404 is a wasteful number, since it uses less digits than its factorization.

442244120404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167407 (or 167405 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 442244120404 its reverse (404021442244), we get a palindrome (846265562648).

The spelling of 442244120404 in words is "four hundred forty-two billion, two hundred forty-four million, one hundred twenty thousand, four hundred four".