444041121320 has 32 divisors (see below), whose sum is σ = 1057862673000. Its totient is φ = 167168421888.

The previous prime is 444041121313. The next prime is 444041121361. The reversal of 444041121320 is 23121140444.

It can be written as a sum of positive squares in 4 ways, for example, as 441196179076 + 2844942244 = 664226^2 + 53338^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 444041121320.

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, 326500145 + ... + 326501504.

Almost surely, 2^444041121320 is an apocalyptic number.

444041121320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444041121320 is an abundant number, since it is smaller than the sum of its proper divisors (613821551680).

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

444041121320 is a wasteful number, since it uses less digits than its factorization.

444041121320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653001677 (or 653001673 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 444041121320 its reverse (23121140444), we get a palindrome (467162261764).

The spelling of 444041121320 in words is "four hundred forty-four billion, forty-one million, one hundred twenty-one thousand, three hundred twenty".