844004804444 has 12 divisors (see below), whose sum is σ = 1511357440824. Its totient is φ = 412188392784.

The previous prime is 844004804407. The next prime is 844004804471. The reversal of 844004804444 is 444408400448.

It is a junction number, because it is equal to n+sod(n) for n = 844004804395 and 844004804404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2453502167 + ... + 2453502510.

It is an arithmetic number, because the mean of its divisors is an integer number (125946453402).

Almost surely, 2^844004804444 is an apocalyptic number.

It is an amenable number.

844004804444 is a deficient number, since it is larger than the sum of its proper divisors (667352636380).

844004804444 is a wasteful number, since it uses less digits than its factorization.

844004804444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4907004724 (or 4907004722 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 44.

The spelling of 844004804444 in words is "eight hundred forty-four billion, four million, eight hundred four thousand, four hundred forty-four".