9799296643200 has 384 divisors, whose sum is σ = 34203829564800. Its totient is φ = 2461496934400.

The previous prime is 9799296643163. The next prime is 9799296643259. The reversal of 9799296643200 is 23466929979.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10985149 + ... + 11843651.

It is an arithmetic number, because the mean of its divisors is an integer number (89072472825).

Almost surely, 2^{9799296643200} 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 9799296643200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17101914782400).

9799296643200 is an abundant number, since it is smaller than the sum of its proper divisors (24404532921600).

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

9799296643200 is a wasteful number, since it uses less digits than its factorization.

9799296643200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858600 (or 858583 counting only the distinct ones).

The product of its (nonzero) digits is 79361856, while the sum is 66.

The spelling of 9799296643200 in words is "nine trillion, seven hundred ninety-nine billion, two hundred ninety-six million, six hundred forty-three thousand, two hundred".