444490599220 has 24 divisors (see below), whose sum is σ = 933625615104. Its totient is φ = 177759028896.

The previous prime is 444490599211. The next prime is 444490599239. The reversal of 444490599220 is 22995094444.

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, 2227624 + ... + 2418943.

It is an arithmetic number, because the mean of its divisors is an integer number (38901067296).

Almost surely, 2^444490599220 is an apocalyptic number.

It is an amenable number.

444490599220 is an abundant number, since it is smaller than the sum of its proper divisors (489135015884).

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

444490599220 is a wasteful number, since it uses less digits than its factorization.

444490599220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4651359 (or 4651357 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 444490599220 in words is "four hundred forty-four billion, four hundred ninety million, five hundred ninety-nine thousand, two hundred twenty".