99881434299 has 16 divisors (see below), whose sum is σ = 133344051200. Its totient is φ = 66503275776.

The previous prime is 99881434273. The next prime is 99881434309. The reversal of 99881434299 is 99243418899.

It is not a de Polignac number, because 99881434299 - 2⁸ = 99881434043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99881434699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9944322 + ... + 9954360.

It is an arithmetic number, because the mean of its divisors is an integer number (8334003200).

Almost surely, 2^99881434299 is an apocalyptic number.

99881434299 is a deficient number, since it is larger than the sum of its proper divisors (33462616901).

99881434299 is a wasteful number, since it uses less digits than its factorization.

99881434299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13914.

The product of its digits is 40310784, while the sum is 66.

The spelling of 99881434299 in words is "ninety-nine billion, eight hundred eighty-one million, four hundred thirty-four thousand, two hundred ninety-nine".