444022243212 has 48 divisors (see below), whose sum is σ = 1090704384000. Its totient is φ = 140201680320.

The previous prime is 444022243103. The next prime is 444022243271. The reversal of 444022243212 is 212342220444.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 444022243212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1996789 + ... + 2207987.

It is an arithmetic number, because the mean of its divisors is an integer number (22723008000).

Almost surely, 2^444022243212 is an apocalyptic number.

It is an amenable number.

444022243212 is an abundant number, since it is smaller than the sum of its proper divisors (646682140788).

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

444022243212 is a wasteful number, since it uses less digits than its factorization.

444022243212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220446 (or 220444 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 444022243212 its reverse (212342220444), we get a palindrome (656364463656).

The spelling of 444022243212 in words is "four hundred forty-four billion, twenty-two million, two hundred forty-three thousand, two hundred twelve".