12089446824 has 128 divisors (see below), whose sum is σ = 37302128640. Its totient is φ = 3179526912.

The previous prime is 12089446813. The next prime is 12089446841. The reversal of 12089446824 is 42864498021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 793987 + ... + 809069.

It is an arithmetic number, because the mean of its divisors is an integer number (291422880).

Almost surely, 2^12089446824 is an apocalyptic number.

12089446824 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12089446824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18651064320).

12089446824 is an abundant number, since it is smaller than the sum of its proper divisors (25212681816).

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

12089446824 is a wasteful number, since it uses less digits than its factorization.

12089446824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15479 (or 15475 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 12089446824 in words is "twelve billion, eighty-nine million, four hundred forty-six thousand, eight hundred twenty-four".