44440140024 has 640 divisors, whose sum is σ = 153554227200. Its totient is φ = 11742382080.

The previous prime is 44440139969. The next prime is 44440140053. The reversal of 44440140024 is 42004104444.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 44440140024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 499327372 + ... + 499327460.

It is an arithmetic number, because the mean of its divisors is an integer number (239928480).

Almost surely, 2^44440140024 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 44440140024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76777113600).

44440140024 is an abundant number, since it is smaller than the sum of its proper divisors (109114087176).

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

44440140024 is a wasteful number, since it uses less digits than its factorization.

44440140024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 44440140024 its reverse (42004104444), we get a palindrome (86444244468).

The spelling of 44440140024 in words is "forty-four billion, four hundred forty million, one hundred forty thousand, twenty-four".