9663994603200 has 504 divisors, whose sum is σ = 37879396619008. Its totient is φ = 2112869468160.

The previous prime is 9663994603147. The next prime is 9663994603217. The reversal of 9663994603200 is 23064993669.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 17502549 + ... + 18046251.

Almost surely, 2^{9663994603200} 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 9663994603200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18939698309504).

9663994603200 is an abundant number, since it is smaller than the sum of its proper divisors (28215402015808).

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

9663994603200 is a wasteful number, since it uses less digits than its factorization.

9663994603200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543781 (or 543743 counting only the distinct ones).

The product of its (nonzero) digits is 11337408, while the sum is 57.

The spelling of 9663994603200 in words is "nine trillion, six hundred sixty-three billion, nine hundred ninety-four million, six hundred three thousand, two hundred".