2004401044439 has 2 divisors, whose sum is σ = 2004401044440. Its totient is φ = 2004401044438.

The previous prime is 2004401044351. The next prime is 2004401044463. The reversal of 2004401044439 is 9344401044002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2004401044439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2004401044399 and 2004401044408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2004401004439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002200522219 + 1002200522220.

It is an arithmetic number, because the mean of its divisors is an integer number (1002200522220).

Almost surely, 2^{2004401044439} is an apocalyptic number.

2004401044439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004401044439 is an equidigital number, since it uses as much as digits as its factorization.

2004401044439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 2004401044439 in words is "two trillion, four billion, four hundred one million, forty-four thousand, four hundred thirty-nine".