8113775164 has 24 divisors (see below), whose sum is σ = 16401108528. Its totient is φ = 3471133440.

The previous prime is 8113775161. The next prime is 8113775227. The reversal of 8113775164 is 4615773118.

It is a self number, because there is not a number n which added to its sum of digits gives 8113775164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8113775161) 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, 5422899 + ... + 5424394.

It is an arithmetic number, because the mean of its divisors is an integer number (683379522).

Almost surely, 2^8113775164 is an apocalyptic number.

It is an amenable number.

8113775164 is an abundant number, since it is smaller than the sum of its proper divisors (8287333364).

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

8113775164 is a wasteful number, since it uses less digits than its factorization.

8113775164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10847325 (or 10847323 counting only the distinct ones).

The product of its digits is 141120, while the sum is 43.

The square root of 8113775164 is about 90076.4961796361. The cubic root of 8113775164 is about 2009.4366682840.

The spelling of 8113775164 in words is "eight billion, one hundred thirteen million, seven hundred seventy-five thousand, one hundred sixty-four".