8165684964 has 24 divisors (see below), whose sum is σ = 19203294208. Its totient is φ = 2700462240.

The previous prime is 8165684957. The next prime is 8165684981. The reversal of 8165684964 is 4694865618.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2677507 + ... + 2680554.

Almost surely, 2^8165684964 is an apocalyptic number.

It is an amenable number.

8165684964 is an abundant number, since it is smaller than the sum of its proper divisors (11037609244).

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

8165684964 is a wasteful number, since it uses less digits than its factorization.

8165684964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5358195 (or 5358193 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 57.

The square root of 8165684964 is about 90364.1796510099. The cubic root of 8165684964 is about 2013.7128443999.

The spelling of 8165684964 in words is "eight billion, one hundred sixty-five million, six hundred eighty-four thousand, nine hundred sixty-four".