99963091200 has 864 divisors, whose sum is σ = 390342516480. Its totient is φ = 22059417600.

The previous prime is 99963091183. The next prime is 99963091201. The reversal of 99963091200 is 219036999.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 99963091200.

It is not an unprimeable number, because it can be changed into a prime (99963091201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 729657532 + ... + 729657668.

It is an arithmetic number, because the mean of its divisors is an integer number (451785320).

Almost surely, 2^99963091200 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 99963091200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195171258240).

99963091200 is an abundant number, since it is smaller than the sum of its proper divisors (290379425280).

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

99963091200 is a wasteful number, since it uses less digits than its factorization.

99963091200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 48.

The spelling of 99963091200 in words is "ninety-nine billion, nine hundred sixty-three million, ninety-one thousand, two hundred".