4438159132344 has 128 divisors (see below), whose sum is σ = 13119324979200. Its totient is φ = 1224344833920.

The previous prime is 4438159132343. The next prime is 4438159132357. The reversal of 4438159132344 is 4432319518344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4438159132343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1315719 + ... + 3256905.

It is an arithmetic number, because the mean of its divisors is an integer number (102494726400).

Almost surely, 2^{4438159132344} 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 4438159132344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6559662489600).

4438159132344 is an abundant number, since it is smaller than the sum of its proper divisors (8681165846856).

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

4438159132344 is a wasteful number, since it uses less digits than its factorization.

4438159132344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941673 (or 1941669 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 51.

The spelling of 4438159132344 in words is "four trillion, four hundred thirty-eight billion, one hundred fifty-nine million, one hundred thirty-two thousand, three hundred forty-four".