442443312232 has 8 divisors (see below), whose sum is σ = 829581210450. Its totient is φ = 221221656112.

The previous prime is 442443312211. The next prime is 442443312251. The reversal of 442443312232 is 232213344244.

It can be written as a sum of positive squares in only one way, i.e., 232831340676 + 209611971556 = 482526^2 + 457834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27652707007 + ... + 27652707022.

Almost surely, 2^442443312232 is an apocalyptic number.

It is an amenable number.

442443312232 is a deficient number, since it is larger than the sum of its proper divisors (387137898218).

442443312232 is a wasteful number, since it uses less digits than its factorization.

442443312232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55305414035 (or 55305414031 counting only the distinct ones).

The product of its digits is 110592, while the sum is 34.

Adding to 442443312232 its reverse (232213344244), we get a palindrome (674656656476).

The spelling of 442443312232 in words is "four hundred forty-two billion, four hundred forty-three million, three hundred twelve thousand, two hundred thirty-two".