8165135896 has 16 divisors (see below), whose sum is σ = 15683036040. Its totient is φ = 3982992960.

The previous prime is 8165135893. The next prime is 8165135939. The reversal of 8165135896 is 6985315618.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8165135893) 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, 12446526 + ... + 12447181.

Almost surely, 2^8165135896 is an apocalyptic number.

It is an amenable number.

8165135896 is a deficient number, since it is larger than the sum of its proper divisors (7517900144).

8165135896 is a wasteful number, since it uses less digits than its factorization.

8165135896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24893754 (or 24893750 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 52.

The square root of 8165135896 is about 90361.1415155873. The cubic root of 8165135896 is about 2013.6677087674.

The spelling of 8165135896 in words is "eight billion, one hundred sixty-five million, one hundred thirty-five thousand, eight hundred ninety-six".