4044404422440 has 96 divisors (see below), whose sum is σ = 13186309354920. Its totient is φ = 1075062104064.

The previous prime is 4044404422403. The next prime is 4044404422453. The reversal of 4044404422440 is 442244044404.

4044404422440 is a `hidden beast` number, since 4 + 0 + 4 + 4 + 404 + 4 + 2 + 244 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1077032991204 + 2967371431236 = 1037802^2 + 1722606^2 .

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 = 4044404422395 and 4044404422404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17833737 + ... + 18059096.

Almost surely, 2^{4044404422440} is an apocalyptic number.

4044404422440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4044404422440 is an abundant number, since it is smaller than the sum of its proper divisors (9141904932480).

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

4044404422440 is a wasteful number, since it uses less digits than its factorization.

4044404422440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35893163 (or 35893156 counting only the distinct ones).

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

Adding to 4044404422440 its reverse (442244044404), we get a palindrome (4486648466844).

The spelling of 4044404422440 in words is "four trillion, forty-four billion, four hundred four million, four hundred twenty-two thousand, four hundred forty".