9881233056 has 72 divisors (see below), whose sum is σ = 28143984960. Its totient is φ = 3288560256.

The previous prime is 9881233049. The next prime is 9881233069. The reversal of 9881233056 is 6503321889.

It is a happy number.

9881233056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158505 + ... + 211863.

It is an arithmetic number, because the mean of its divisors is an integer number (390888680).

Almost surely, 2^9881233056 is an apocalyptic number.

9881233056 is a gapful number since it is divisible by the number (96) 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 9881233056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14071992480).

9881233056 is an abundant number, since it is smaller than the sum of its proper divisors (18262751904).

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

9881233056 is a wasteful number, since it uses less digits than its factorization.

9881233056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54018 (or 54007 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 9881233056 is about 99404.3915327688. The cubic root of 9881233056 is about 2145.8715118004.

The spelling of 9881233056 in words is "nine billion, eight hundred eighty-one million, two hundred thirty-three thousand, fifty-six".