4040044004 has 12 divisors (see below), whose sum is σ = 7070531244. Its totient is φ = 2019892224.

The previous prime is 4040043989. The next prime is 4040044009. The reversal of 4040044004 is 4004400404.

It can be written as a sum of positive squares in 2 ways, for example, as 1197021604 + 2843022400 = 34598^2 + 53320^2 .

It is not an unprimeable number, because it can be changed into a prime (4040044009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84164 + ... + 123140.

It is an arithmetic number, because the mean of its divisors is an integer number (589210937).

Almost surely, 2^4040044004 is an apocalyptic number.

It is an amenable number.

4040044004 is a deficient number, since it is larger than the sum of its proper divisors (3030487240).

4040044004 is a wasteful number, since it uses less digits than its factorization.

4040044004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64894 (or 64892 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4040044004 is about 63561.3404830326. The cubic root of 4040044004 is about 1592.6806308504.

Adding to 4040044004 its reverse (4004400404), we get a palindrome (8044444408).

The spelling of 4040044004 in words is "four billion, forty million, forty-four thousand, four", and thus it is an eban number.