444002331320 has 16 divisors (see below), whose sum is σ = 999005245560. Its totient is φ = 177600932512.

The previous prime is 444002331317. The next prime is 444002331343. The reversal of 444002331320 is 23133200444.

It is a self number, because there is not a number n which added to its sum of digits gives 444002331320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5550029102 + ... + 5550029181.

Almost surely, 2^444002331320 is an apocalyptic number.

444002331320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444002331320 is an abundant number, since it is smaller than the sum of its proper divisors (555002914240).

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

444002331320 is a wasteful number, since it uses less digits than its factorization.

444002331320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100058294 (or 11100058290 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 444002331320 its reverse (23133200444), we get a palindrome (467135531764).

The spelling of 444002331320 in words is "four hundred forty-four billion, two million, three hundred thirty-one thousand, three hundred twenty".