99698227200 has 1728 divisors, whose sum is σ = 449141565600. Its totient is φ = 20761804800.

The previous prime is 99698227163. The next prime is 99698227201. The reversal of 99698227200 is 272289699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99698227201) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1120204756 + ... + 1120204844.

Almost surely, 2^99698227200 is an apocalyptic number.

99698227200 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99698227200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224570782800).

99698227200 is an abundant number, since it is smaller than the sum of its proper divisors (349443338400).

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

99698227200 is a wasteful number, since it uses less digits than its factorization.

99698227200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 99698227200 in words is "ninety-nine billion, six hundred ninety-eight million, two hundred twenty-seven thousand, two hundred".