4400004004003 has 8 divisors (see below), whose sum is σ = 4439005552800. Its totient is φ = 4361003568768.

The previous prime is 4400004003977. The next prime is 4400004004021. The reversal of 4400004004003 is 3004004000044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-4400004004003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4400004008003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9033093 + ... + 9507721.

It is an arithmetic number, because the mean of its divisors is an integer number (554875694100).

Almost surely, 2^{4400004004003} is an apocalyptic number.

4400004004003 is a deficient number, since it is larger than the sum of its proper divisors (39001548797).

4400004004003 is a wasteful number, since it uses less digits than its factorization.

4400004004003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556781.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 4400004004003 its reverse (3004004000044), we get a palindrome (7404008004047).

The spelling of 4400004004003 in words is "four trillion, four hundred billion, four million, four thousand, three".