2004402044443 has 4 divisors (see below), whose sum is σ = 2004634501408. Its totient is φ = 2004169587480.

The previous prime is 2004402044431. The next prime is 2004402044459. The reversal of 2004402044443 is 3444402044002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2004402044443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2004402044483) 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, 116215548 + ... + 116232793.

It is an arithmetic number, because the mean of its divisors is an integer number (501158625352).

Almost surely, 2^{2004402044443} is an apocalyptic number.

2004402044443 is a deficient number, since it is larger than the sum of its proper divisors (232456965).

2004402044443 is an equidigital number, since it uses as much as digits as its factorization.

2004402044443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232456964.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 2004402044443 its reverse (3444402044002), we get a palindrome (5448804088445).

The spelling of 2004402044443 in words is "two trillion, four billion, four hundred two million, forty-four thousand, four hundred forty-three".