8113440318 has 8 divisors (see below), whose sum is σ = 16226880648. Its totient is φ = 2704480104.

The previous prime is 8113440317. The next prime is 8113440323. The reversal of 8113440318 is 8130443118.

It is a sphenic number, since it is the product of 3 distinct primes.

8113440318 is an admirable number.

It is a super-2 number, since 2×8113440318² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8113440317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676120021 + ... + 676120032.

It is an arithmetic number, because the mean of its divisors is an integer number (2028360081).

Almost surely, 2^8113440318 is an apocalyptic number.

8113440318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8113440318 is a wasteful number, since it uses less digits than its factorization.

8113440318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352240058.

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 8113440318 is about 90074.6374846993. The cubic root of 8113440318 is about 2009.4090255377.

The spelling of 8113440318 in words is "eight billion, one hundred thirteen million, four hundred forty thousand, three hundred eighteen".