2004401044420 has 48 divisors (see below), whose sum is σ = 4248451388160. Its totient is φ = 794298548736.

The previous prime is 2004401044351. The next prime is 2004401044439. The reversal of 2004401044420 is 244401044002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4721029 + ... + 5128051.

It is an arithmetic number, because the mean of its divisors is an integer number (88509403920).

Almost surely, 2^{2004401044420} is an apocalyptic number.

2004401044420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2004401044420 is an abundant number, since it is smaller than the sum of its proper divisors (2244050343740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2004401044420 is a wasteful number, since it uses less digits than its factorization.

2004401044420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409324 (or 409322 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 2004401044420 its reverse (244401044002), we get a palindrome (2248802088422).

The spelling of 2004401044420 in words is "two trillion, four billion, four hundred one million, forty-four thousand, four hundred twenty".