8422113568 has 48 divisors (see below), whose sum is σ = 18120189024. Its totient is φ = 3821506560.

The previous prime is 8422113499. The next prime is 8422113569. The reversal of 8422113568 is 8653112248.

It is a self number, because there is not a number n which added to its sum of digits gives 8422113568.

It is not an unprimeable number, because it can be changed into a prime (8422113569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182371 + ... + 223837.

It is an arithmetic number, because the mean of its divisors is an integer number (377503938).

Almost surely, 2^8422113568 is an apocalyptic number.

8422113568 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8422113568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9060094512).

8422113568 is an abundant number, since it is smaller than the sum of its proper divisors (9698075456).

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

8422113568 is a wasteful number, since it uses less digits than its factorization.

8422113568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42065 (or 42057 counting only the distinct ones).

The product of its digits is 92160, while the sum is 40.

The square root of 8422113568 is about 91772.0740094720. The cubic root of 8422113568 is about 2034.5749719963.

The spelling of 8422113568 in words is "eight billion, four hundred twenty-two million, one hundred thirteen thousand, five hundred sixty-eight".