8266318068 has 72 divisors (see below), whose sum is σ = 21554309952. Its totient is φ = 2456840448.

The previous prime is 8266318057. The next prime is 8266318091. The reversal of 8266318068 is 8608136628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17521 + ... + 129767.

It is an arithmetic number, because the mean of its divisors is an integer number (299365416).

Almost surely, 2^8266318068 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 8266318068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10777154976).

8266318068 is an abundant number, since it is smaller than the sum of its proper divisors (13287991884).

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

8266318068 is a wasteful number, since it uses less digits than its factorization.

8266318068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112309 (or 112288 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 8266318068 is about 90919.2942559499. The cubic root of 8266318068 is about 2021.9513597745.

The spelling of 8266318068 in words is "eight billion, two hundred sixty-six million, three hundred eighteen thousand, sixty-eight".