2004401044421 has 8 divisors (see below), whose sum is σ = 2025093497280. Its totient is φ = 1983709173888.

The previous prime is 2004401044351. The next prime is 2004401044439. The reversal of 2004401044421 is 1244401044002.

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

It is a cyclic number.

It is not a de Polignac number, because 2004401044421 - 2¹⁴ = 2004401028037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004401044021) 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, 11829320 + ... + 11997566.

It is an arithmetic number, because the mean of its divisors is an integer number (253136687160).

Almost surely, 2^{2004401044421} is an apocalyptic number.

It is an amenable number.

2004401044421 is a deficient number, since it is larger than the sum of its proper divisors (20692452859).

2004401044421 is a wasteful number, since it uses less digits than its factorization.

2004401044421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291163.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 2004401044421 its reverse (1244401044002), we get a palindrome (3248802088423).

The spelling of 2004401044421 in words is "two trillion, four billion, four hundred one million, forty-four thousand, four hundred twenty-one".