99881434298 has 16 divisors (see below), whose sum is σ = 151888808040. Its totient is φ = 49251960576.

The previous prime is 99881434273. The next prime is 99881434309. The reversal of 99881434298 is 89243418899.

99881434298 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 84324609769 + 15556824529 = 290387^2 + 124727^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1933388 + ... + 1984376.

Almost surely, 2^99881434298 is an apocalyptic number.

99881434298 is a deficient number, since it is larger than the sum of its proper divisors (52007373742).

99881434298 is a wasteful number, since it uses less digits than its factorization.

99881434298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64481.

The product of its digits is 35831808, while the sum is 65.

The spelling of 99881434298 in words is "ninety-nine billion, eight hundred eighty-one million, four hundred thirty-four thousand, two hundred ninety-eight".