4440044040 has 32 divisors (see below), whose sum is σ = 13320132480. Its totient is φ = 1184011712.

The previous prime is 4440044017. The next prime is 4440044053. The reversal of 4440044040 is 404400444.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4440044040.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18500064 + ... + 18500303.

It is an arithmetic number, because the mean of its divisors is an integer number (416254140).

Almost surely, 2^4440044040 is an apocalyptic number.

4440044040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4440044040 is an abundant number, since it is smaller than the sum of its proper divisors (8880088440).

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

4440044040 is a wasteful number, since it uses less digits than its factorization.

4440044040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37000381 (or 37000377 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4440044040 is about 66633.6554602852. The cubic root of 4440044040 is about 1643.5985871799.

Adding to 4440044040 its reverse (404400444), we get a palindrome (4844444484).

The spelling of 4440044040 in words is "four billion, four hundred forty million, forty-four thousand, forty".