888844448889 has 12 divisors (see below), whose sum is σ = 1283898198336. Its totient is φ = 592557532632.

The previous prime is 888844448881. The next prime is 888844448917. The reversal of 888844448889 is 988844448888.

It is not a de Polignac number, because 888844448889 - 2³ = 888844448881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (888844448881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 752044 + ... + 1530770.

It is an arithmetic number, because the mean of its divisors is an integer number (106991516528).

Almost surely, 2^888844448889 is an apocalyptic number.

It is an amenable number.

888844448889 is a deficient number, since it is larger than the sum of its proper divisors (395053749447).

888844448889 is a wasteful number, since it uses less digits than its factorization.

888844448889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905556 (or 905553 counting only the distinct ones).

The product of its digits is 4831838208, while the sum is 81.

Subtracting 888844448889 from its reverse (988844448888), we obtain a palindrome (99999999999).

The spelling of 888844448889 in words is "eight hundred eighty-eight billion, eight hundred forty-four million, four hundred forty-eight thousand, eight hundred eighty-nine".