9668566896 has 80 divisors (see below), whose sum is σ = 25215909888. Its totient is φ = 3192134400.

The previous prime is 9668566891. The next prime is 9668566949. The reversal of 9668566896 is 6986658669.

It is a self number, because there is not a number n which added to its sum of digits gives 9668566896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9668566891) 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, 5552586 + ... + 5554326.

Almost surely, 2^9668566896 is an apocalyptic number.

It is an amenable number.

9668566896 is an abundant number, since it is smaller than the sum of its proper divisors (15547342992).

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

9668566896 is a wasteful number, since it uses less digits than its factorization.

9668566896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790 (or 2784 counting only the distinct ones).

The product of its digits is 201553920, while the sum is 69.

The square root of 9668566896 is about 98328.8711213548. The cubic root of 9668566896 is about 2130.3650836660.

The spelling of 9668566896 in words is "nine billion, six hundred sixty-eight million, five hundred sixty-six thousand, eight hundred ninety-six".