44000454144 has 160 divisors (see below), whose sum is σ = 125721953280. Its totient is φ = 13632233472.

The previous prime is 44000454139. The next prime is 44000454167. The reversal of 44000454144 is 44145400044.

It is a congruent number.

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, 1532529 + ... + 1560975.

It is an arithmetic number, because the mean of its divisors is an integer number (785762208).

Almost surely, 2^44000454144 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 44000454144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62860976640).

44000454144 is an abundant number, since it is smaller than the sum of its proper divisors (81721499136).

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

44000454144 is a wasteful number, since it uses less digits than its factorization.

44000454144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28540 (or 28524 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 44000454144 its reverse (44145400044), we get a palindrome (88145854188).

The spelling of 44000454144 in words is "forty-four billion, four hundred fifty-four thousand, one hundred forty-four".