2004444444444 has 48 divisors (see below), whose sum is σ = 5333092013088. Its totient is φ = 580472598528.

The previous prime is 2004444444389. The next prime is 2004444444547. The reversal of 2004444444444 is 4444444444002.

2004444444444 is a modest number, since divided by 4444444 gives 200444 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2004444444396 and 2004444444405.

It is a congruent number.

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, 377909197 + ... + 377914500.

It is an arithmetic number, because the mean of its divisors is an integer number (111106083606).

Almost surely, 2^{2004444444444} is an apocalyptic number.

It is an amenable number.

2004444444444 is an abundant number, since it is smaller than the sum of its proper divisors (3328647568644).

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

2004444444444 is a wasteful number, since it uses less digits than its factorization.

2004444444444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755823734 (or 755823732 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 42.

Adding to 2004444444444 its reverse (4444444444002), we get a palindrome (6448888888446).

The spelling of 2004444444444 in words is "two trillion, four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred forty-four".