8791538568 has 16 divisors (see below), whose sum is σ = 21978846480. Its totient is φ = 2930512848.

The previous prime is 8791538557. The next prime is 8791538573. The reversal of 8791538568 is 8658351978.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183157030 + ... + 183157077.

It is an arithmetic number, because the mean of its divisors is an integer number (1373677905).

Almost surely, 2^8791538568 is an apocalyptic number.

It is an amenable number.

8791538568 is an abundant number, since it is smaller than the sum of its proper divisors (13187307912).

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

8791538568 is a wasteful number, since it uses less digits than its factorization.

8791538568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366314116 (or 366314112 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 60.

The square root of 8791538568 is about 93763.2047660488. The cubic root of 8791538568 is about 2063.8983090185.

The spelling of 8791538568 in words is "eight billion, seven hundred ninety-one million, five hundred thirty-eight thousand, five hundred sixty-eight".