8686817130 has 64 divisors (see below), whose sum is σ = 21437032320. Its totient is φ = 2251881216.

The previous prime is 8686817059. The next prime is 8686817147. The reversal of 8686817130 is 317186868.

It is a super-2 number, since 2×8686817130² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8686817130.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148249 + ... + 198371.

It is an arithmetic number, because the mean of its divisors is an integer number (334953630).

Almost surely, 2^8686817130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8686817130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10718516160).

8686817130 is an abundant number, since it is smaller than the sum of its proper divisors (12750215190).

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

8686817130 is a wasteful number, since it uses less digits than its factorization.

8686817130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50295.

The product of its (nonzero) digits is 387072, while the sum is 48.

The square root of 8686817130 is about 93203.0961395597. The cubic root of 8686817130 is about 2055.6707656953.

The spelling of 8686817130 in words is "eight billion, six hundred eighty-six million, eight hundred seventeen thousand, one hundred thirty".