99294747988800 has 2016 divisors, whose sum is σ = 418492634257152. Its totient is φ = 20069858672640.

The previous prime is 99294747988781. The next prime is 99294747988819. The reversal of 99294747988800 is 888974749299.

It is an interprime number because it is at equal distance from previous prime (99294747988781) and next prime (99294747988819).

It is a Harshad number since it is a multiple of its sum of digits (84).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 50326784614 + ... + 50326786586.

It is an arithmetic number, because the mean of its divisors is an integer number (207585632072).

Almost surely, 2^{99294747988800} 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 99294747988800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209246317128576).

99294747988800 is an abundant number, since it is smaller than the sum of its proper divisors (319197886268352).

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

99294747988800 is a wasteful number, since it uses less digits than its factorization.

99294747988800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2213 (or 2169 counting only the distinct ones).

The product of its (nonzero) digits is 5267275776, while the sum is 84.

The spelling of 99294747988800 in words is "ninety-nine trillion, two hundred ninety-four billion, seven hundred forty-seven million, nine hundred eighty-eight thousand, eight hundred".