9881158896 has 150 divisors (see below), whose sum is σ = 33268369200. Its totient is φ = 2823170112.

The previous prime is 9881158817. The next prime is 9881158909. The reversal of 9881158896 is 6988511889.

It is a super-2 number, since 2×9881158896² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 14296 + ... + 141303.

It is an arithmetic number, because the mean of its divisors is an integer number (221789128).

Almost surely, 2^9881158896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9881158896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16634184600).

9881158896 is an abundant number, since it is smaller than the sum of its proper divisors (23387210304).

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

9881158896 is a wasteful number, since it uses less digits than its factorization.

9881158896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155633 (or 155611 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 63.

The square root of 9881158896 is about 99404.0185103198. The cubic root of 9881158896 is about 2145.8661434343.

The spelling of 9881158896 in words is "nine billion, eight hundred eighty-one million, one hundred fifty-eight thousand, eight hundred ninety-six".