844445544448 has 52 divisors (see below), whose sum is σ = 1842201835128. Its totient is φ = 383838863360.

The previous prime is 844445544427. The next prime is 844445544463.

844445544448 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 844445544392 and 844445544401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9326011 + ... + 9416122.

Almost surely, 2^844445544448 is an apocalyptic number.

844445544448 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

844445544448 is an abundant number, since it is smaller than the sum of its proper divisors (997756290680).

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

844445544448 is a wasteful number, since it uses less digits than its factorization.

844445544448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18742168 (or 18742146 counting only the distinct ones).

The product of its digits is 104857600, while the sum is 58.

The spelling of 844445544448 in words is "eight hundred forty-four billion, four hundred forty-five million, five hundred forty-four thousand, four hundred forty-eight".