4040040044 has 6 divisors (see below), whose sum is σ = 7070070084. Its totient is φ = 2020020020.

The previous prime is 4040040007. The next prime is 4040040061. The reversal of 4040040044 is 4400400404.

It is a junction number, because it is equal to n+sod(n) for n = 4040039998 and 4040040025.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 505005002 + ... + 505005009.

It is an arithmetic number, because the mean of its divisors is an integer number (1178345014).

Almost surely, 2^4040040044 is an apocalyptic number.

It is an amenable number.

4040040044 is a deficient number, since it is larger than the sum of its proper divisors (3030030040).

4040040044 is a wasteful number, since it uses less digits than its factorization.

4040040044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010010015 (or 1010010013 counting only the distinct ones).

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

The square root of 4040040044 is about 63561.3093320142. The cubic root of 4040040044 is about 1592.6801104751.

Adding to 4040040044 its reverse (4400400404), we get a palindrome (8440440448).

The spelling of 4040040044 in words is "four billion, forty million, forty thousand, forty-four", and thus it is an eban number.