99434984430 has 16 divisors (see below), whose sum is σ = 238643962704. Its totient is φ = 26515995840.

The previous prime is 99434984423. The next prime is 99434984477. The reversal of 99434984430 is 3448943499.

It is a super-2 number, since 2×99434984430² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 1657249711 + ... + 1657249770.

It is an arithmetic number, because the mean of its divisors is an integer number (14915247669).

Almost surely, 2^99434984430 is an apocalyptic number.

99434984430 is an abundant number, since it is smaller than the sum of its proper divisors (139208978274).

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

99434984430 is a wasteful number, since it uses less digits than its factorization.

99434984430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314499491.

The product of its (nonzero) digits is 13436928, while the sum is 57.

The spelling of 99434984430 in words is "ninety-nine billion, four hundred thirty-four million, nine hundred eighty-four thousand, four hundred thirty".