44421533512444 has 12 divisors (see below), whose sum is σ = 84804745796568. Its totient is φ = 20191606142000.

The previous prime is 44421533512423. The next prime is 44421533512453.

44421533512444 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44421533512394 and 44421533512403.

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, 504790153507 + ... + 504790153594.

It is an arithmetic number, because the mean of its divisors is an integer number (7067062149714).

Almost surely, 2^{44421533512444} is an apocalyptic number.

44421533512444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44421533512444 is a deficient number, since it is larger than the sum of its proper divisors (40383212284124).

44421533512444 is a wasteful number, since it uses less digits than its factorization.

44421533512444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009580307116 (or 1009580307114 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 46.

It can be divided in two parts, 4442153 and 3512444, that added together give a palindrome (7954597).

The spelling of 44421533512444 in words is "forty-four trillion, four hundred twenty-one billion, five hundred thirty-three million, five hundred twelve thousand, four hundred forty-four".