8689168896 has 160 divisors (see below), whose sum is σ = 24522144768. Its totient is φ = 2728366080.

The previous prime is 8689168871. The next prime is 8689168913. The reversal of 8689168896 is 6988619868.

It is a super-2 number, since 2×8689168896² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a self number, because there is not a number n which added to its sum of digits gives 8689168896.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2365141 + ... + 2368811.

Almost surely, 2^8689168896 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 8689168896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12261072384).

8689168896 is an abundant number, since it is smaller than the sum of its proper divisors (15832975872).

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

8689168896 is a wasteful number, since it uses less digits than its factorization.

8689168896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3782 (or 3766 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 69.

The square root of 8689168896 is about 93215.7116370411. The cubic root of 8689168896 is about 2055.8562582768.

The spelling of 8689168896 in words is "eight billion, six hundred eighty-nine million, one hundred sixty-eight thousand, eight hundred ninety-six".