44431440004 has 24 divisors (see below), whose sum is σ = 89055667008. Its totient is φ = 19000734240.

The previous prime is 44431439981. The next prime is 44431440059. The reversal of 44431440004 is 40004413444.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 1708174 + ... + 1733989.

It is an arithmetic number, because the mean of its divisors is an integer number (3710652792).

Almost surely, 2^44431440004 is an apocalyptic number.

It is an amenable number.

44431440004 is an abundant number, since it is smaller than the sum of its proper divisors (44624227004).

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

44431440004 is a wasteful number, since it uses less digits than its factorization.

44431440004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442635 (or 3442633 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 44431440004 its reverse (40004413444), we get a palindrome (84435853448).

The spelling of 44431440004 in words is "forty-four billion, four hundred thirty-one million, four hundred forty thousand, four".