44022444004 has 48 divisors (see below), whose sum is σ = 96194722176. Its totient is φ = 17125574400.

The previous prime is 44022443999. The next prime is 44022444047. The reversal of 44022444004 is 40044422044.

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 15 ways as a sum of consecutive naturals, for example, 95472 + ... + 311704.

It is an arithmetic number, because the mean of its divisors is an integer number (2004056712).

Almost surely, 2^44022444004 is an apocalyptic number.

44022444004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44022444004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48097361088).

44022444004 is an abundant number, since it is smaller than the sum of its proper divisors (52172278172).

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

44022444004 is a wasteful number, since it uses less digits than its factorization.

44022444004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216916 (or 216914 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 44022444004 its reverse (40044422044), we get a palindrome (84066866048).

The spelling of 44022444004 in words is "forty-four billion, twenty-two million, four hundred forty-four thousand, four".