4004004000044 has 24 divisors (see below), whose sum is σ = 7112070970368. Its totient is φ = 1971987771600.

The previous prime is 4004004000001. The next prime is 4004004000053. The reversal of 4004004000044 is 4400004004004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3516869 + ... + 4514019.

It is an arithmetic number, because the mean of its divisors is an integer number (296336290432).

Almost surely, 2^{4004004000044} is an apocalyptic number.

It is an amenable number.

4004004000044 is a deficient number, since it is larger than the sum of its proper divisors (3108066970324).

4004004000044 is a wasteful number, since it uses less digits than its factorization.

4004004000044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012205 (or 1012203 counting only the distinct ones).

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

Adding to 4004004000044 its reverse (4400004004004), we get a palindrome (8404008004048).

The spelling of 4004004000044 in words is "four trillion, four billion, four million, forty-four", and thus it is an aban number and an eban number.