4040440044 has 12 divisors (see below), whose sum is σ = 9427693464. Its totient is φ = 1346813344.

The previous prime is 4040440043. The next prime is 4040440049. The reversal of 4040440044 is 4400440404.

4040440044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 4040439996 and 4040440023.

It is not an unprimeable number, because it can be changed into a prime (4040440043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168351657 + ... + 168351680.

It is an arithmetic number, because the mean of its divisors is an integer number (785641122).

Almost surely, 2^4040440044 is an apocalyptic number.

It is an amenable number.

4040440044 is an abundant number, since it is smaller than the sum of its proper divisors (5387253420).

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

4040440044 is a wasteful number, since it uses less digits than its factorization.

4040440044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336703344 (or 336703342 counting only the distinct ones).

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

The square root of 4040440044 is about 63564.4558224170. The cubic root of 4040440044 is about 1592.7326719195.

Adding to 4040440044 its reverse (4400440404), we get a palindrome (8440880448).

The spelling of 4040440044 in words is "four billion, forty million, four hundred forty thousand, forty-four".