2104402442044 has 24 divisors (see below), whose sum is σ = 4208866099200. Its totient is φ = 901873643376.

The previous prime is 2104402442011. The next prime is 2104402442057. The reversal of 2104402442044 is 4402442044012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2104402441997 and 2104402442015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554657 + ... + 2574055.

It is an arithmetic number, because the mean of its divisors is an integer number (175369420800).

Almost surely, 2^{2104402442044} is an apocalyptic number.

It is an amenable number.

2104402442044 is an abundant number, since it is smaller than the sum of its proper divisors (2104463657156).

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

2104402442044 is a wasteful number, since it uses less digits than its factorization.

2104402442044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093137 (or 1093135 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 2104402442044 its reverse (4402442044012), we get a palindrome (6506844486056).

The spelling of 2104402442044 in words is "two trillion, one hundred four billion, four hundred two million, four hundred forty-two thousand, forty-four".