8318582132 has 72 divisors (see below), whose sum is σ = 17614598400. Its totient is φ = 3366462528.

The previous prime is 8318582117. The next prime is 8318582143. The reversal of 8318582132 is 2312858138.

It is a self number, because there is not a number n which added to its sum of digits gives 8318582132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1166594 + ... + 1173702.

It is an arithmetic number, because the mean of its divisors is an integer number (244647200).

Almost surely, 2^8318582132 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 8318582132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8807299200).

8318582132 is an abundant number, since it is smaller than the sum of its proper divisors (9296016268).

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

8318582132 is a wasteful number, since it uses less digits than its factorization.

8318582132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7245 (or 7220 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 8318582132 is about 91206.2614736510. The cubic root of 8318582132 is about 2026.2036948272.

The spelling of 8318582132 in words is "eight billion, three hundred eighteen million, five hundred eighty-two thousand, one hundred thirty-two".