4440044040400 has 60 divisors (see below), whose sum is σ = 11294688518892. Its totient is φ = 1671545989120.

The previous prime is 4440044040391. The next prime is 4440044040427. The reversal of 4440044040400 is 40404400444.

It can be written as a sum of positive squares in 6 ways, for example, as 89949607056 + 4350094433344 = 299916^2 + 2085688^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326467027 + ... + 326480626.

Almost surely, 2^{4440044040400} is an apocalyptic number.

4440044040400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4440044040400 is an abundant number, since it is smaller than the sum of its proper divisors (6854644478492).

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

4440044040400 is a wasteful number, since it uses less digits than its factorization.

4440044040400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652947688 (or 652947677 counting only the distinct ones).

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

Adding to 4440044040400 its reverse (40404400444), we get a palindrome (4480448440844).

The spelling of 4440044040400 in words is "four trillion, four hundred forty billion, forty-four million, forty thousand, four hundred".