442442021224 has 16 divisors (see below), whose sum is σ = 948090045600. Its totient is φ = 189618009072.

The previous prime is 442442021213. The next prime is 442442021239. The reversal of 442442021224 is 422120244244.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3950375134 + ... + 3950375245.

It is an arithmetic number, because the mean of its divisors is an integer number (59255627850).

Almost surely, 2^442442021224 is an apocalyptic number.

It is an amenable number.

442442021224 is an abundant number, since it is smaller than the sum of its proper divisors (505648024376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442442021224 is a wasteful number, since it uses less digits than its factorization.

442442021224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7900750392 (or 7900750388 counting only the distinct ones).

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

Adding to 442442021224 its reverse (422120244244), we get a palindrome (864562265468).

The spelling of 442442021224 in words is "four hundred forty-two billion, four hundred forty-two million, twenty-one thousand, two hundred twenty-four".