99823451112 has 384 divisors, whose sum is σ = 370410624000. Its totient is φ = 24562984320.

The previous prime is 99823451089. The next prime is 99823451197. The reversal of 99823451112 is 21115432899.

99823451112 is a `hidden beast` number, since 9 + 9 + 82 + 3 + 451 + 112 = 666.

99823451112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2189493 + ... + 2234619.

It is an arithmetic number, because the mean of its divisors is an integer number (964611000).

Almost surely, 2^99823451112 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 99823451112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185205312000).

99823451112 is an abundant number, since it is smaller than the sum of its proper divisors (270587172888).

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

99823451112 is a wasteful number, since it uses less digits than its factorization.

99823451112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45186 (or 45169 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The spelling of 99823451112 in words is "ninety-nine billion, eight hundred twenty-three million, four hundred fifty-one thousand, one hundred twelve".