8162336665 has 16 divisors (see below), whose sum is σ = 11580065280. Its totient is φ = 5404029120.

The previous prime is 8162336653. The next prime is 8162336683. The reversal of 8162336665 is 5666332618.

It is not a de Polignac number, because 8162336665 - 2³¹ = 6014853017 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4019841 + ... + 4021870.

It is an arithmetic number, because the mean of its divisors is an integer number (723754080).

Almost surely, 2^8162336665 is an apocalyptic number.

It is an amenable number.

8162336665 is a deficient number, since it is larger than the sum of its proper divisors (3417728615).

8162336665 is a wasteful number, since it uses less digits than its factorization.

8162336665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8041752.

The product of its digits is 933120, while the sum is 46.

The square root of 8162336665 is about 90345.6510574803. The cubic root of 8162336665 is about 2013.4375690853.

The spelling of 8162336665 in words is "eight billion, one hundred sixty-two million, three hundred thirty-six thousand, six hundred sixty-five".