4044040444440 has 80 divisors (see below), whose sum is σ = 13592469282480. Its totient is φ = 1078410784320.

The previous prime is 4044040444403. The next prime is 4044040444579. The reversal of 4044040444440 is 444440404404.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4044040444395 and 4044040444404.

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 19 ways as a sum of consecutive naturals, for example, 624077076 + ... + 624083555.

It is an arithmetic number, because the mean of its divisors is an integer number (169905866031).

Almost surely, 2^{4044040444440} is an apocalyptic number.

4044040444440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4044040444440 is an abundant number, since it is smaller than the sum of its proper divisors (9548428838040).

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

4044040444440 is a wasteful number, since it uses less digits than its factorization.

4044040444440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248160654 (or 1248160641 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 4044040444440 its reverse (444440404404), we get a palindrome (4488480848844).

The spelling of 4044040444440 in words is "four trillion, forty-four billion, forty million, four hundred forty-four thousand, four hundred forty".