8636866068 has 48 divisors (see below), whose sum is σ = 21037395456. Its totient is φ = 2752669920.

The previous prime is 8636866067. The next prime is 8636866141. The reversal of 8636866068 is 8606686368.

It is a junction number, because it is equal to n+sod(n) for n = 8636865999 and 8636866017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8636866067) 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, 925755 + ... + 935037.

It is an arithmetic number, because the mean of its divisors is an integer number (438279072).

Almost surely, 2^8636866068 is an apocalyptic number.

It is an amenable number.

8636866068 is an abundant number, since it is smaller than the sum of its proper divisors (12400529388).

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

8636866068 is a wasteful number, since it uses less digits than its factorization.

8636866068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12684 (or 12682 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 57.

The square root of 8636866068 is about 92934.7409099525. The cubic root of 8636866068 is about 2051.7230065487.

The spelling of 8636866068 in words is "eight billion, six hundred thirty-six million, eight hundred sixty-six thousand, sixty-eight".