4441320320004 has 72 divisors (see below), whose sum is σ = 11399758231680. Its totient is φ = 1457670211200.

The previous prime is 4441320319991. The next prime is 4441320320029. The reversal of 4441320320004 is 4000230231444.

It is a happy number.

4441320320004 is a `hidden beast` number, since 44 + 413 + 2 + 0 + 3 + 200 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4441320320004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 803457 + ... + 3086775.

It is an arithmetic number, because the mean of its divisors is an integer number (158329975440).

Almost surely, 2^{4441320320004} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4441320320004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5699879115840).

4441320320004 is an abundant number, since it is smaller than the sum of its proper divisors (6958437911676).

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

4441320320004 is a wasteful number, since it uses less digits than its factorization.

4441320320004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284161 (or 2284156 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 4441320320004 its reverse (4000230231444), we get a palindrome (8441550551448).

The spelling of 4441320320004 in words is "four trillion, four hundred forty-one billion, three hundred twenty million, three hundred twenty thousand, four".