9641223903168 has 448 divisors, whose sum is σ = 34072977523200. Its totient is φ = 2634125598720.

The previous prime is 9641223903139. The next prime is 9641223903187. The reversal of 9641223903168 is 8613093221469.

9641223903168 is a `hidden beast` number, since 96 + 4 + 1 + 2 + 2 + 390 + 3 + 168 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10171788 + ... + 11079156.

It is an arithmetic number, because the mean of its divisors is an integer number (76055753400).

Almost surely, 2^{9641223903168} 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 9641223903168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17036488761600).

9641223903168 is an abundant number, since it is smaller than the sum of its proper divisors (24431753620032).

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

9641223903168 is a wasteful number, since it uses less digits than its factorization.

9641223903168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907457 (or 907441 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 9641223903168 in words is "nine trillion, six hundred forty-one billion, two hundred twenty-three million, nine hundred three thousand, one hundred sixty-eight".