99685198200 has 240 divisors, whose sum is σ = 360511892280. Its totient is φ = 22784858880.

The previous prime is 99685198199. The next prime is 99685198211. The reversal of 99685198200 is 289158699.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1406002 + ... + 1475198.

Almost surely, 2^99685198200 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 99685198200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180255946140).

99685198200 is an abundant number, since it is smaller than the sum of its proper divisors (260826694080).

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

99685198200 is a wasteful number, since it uses less digits than its factorization.

99685198200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69244 (or 69214 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 57.

The spelling of 99685198200 in words is "ninety-nine billion, six hundred eighty-five million, one hundred ninety-eight thousand, two hundred".