9666193768 has 64 divisors (see below), whose sum is σ = 22607982720. Its totient is φ = 3764102400.

The previous prime is 9666193763. The next prime is 9666193769. The reversal of 9666193768 is 8673916669.

It is not an unprimeable number, because it can be changed into a prime (9666193763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1957030 + ... + 1961962.

It is an arithmetic number, because the mean of its divisors is an integer number (353249730).

Almost surely, 2^9666193768 is an apocalyptic number.

It is an amenable number.

9666193768 is an abundant number, since it is smaller than the sum of its proper divisors (12941788952).

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

9666193768 is a wasteful number, since it uses less digits than its factorization.

9666193768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8138 (or 8134 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 61.

The square root of 9666193768 is about 98316.8030806535. The cubic root of 9666193768 is about 2130.1907716309.

The spelling of 9666193768 in words is "nine billion, six hundred sixty-six million, one hundred ninety-three thousand, seven hundred sixty-eight".