8162856099 has 12 divisors (see below), whose sum is σ = 11802702912. Its totient is φ = 5436406800.

The previous prime is 8162856049. The next prime is 8162856127. The reversal of 8162856099 is 9906582618.

It is a happy number.

8162856099 is a `hidden beast` number, since 8 + 1 + 6 + 28 + 5 + 609 + 9 = 666.

It is not a de Polignac number, because 8162856099 - 2⁸ = 8162855843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8162856049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 448692 + ... + 466529.

It is an arithmetic number, because the mean of its divisors is an integer number (983558576).

Almost surely, 2^8162856099 is an apocalyptic number.

8162856099 is a deficient number, since it is larger than the sum of its proper divisors (3639846813).

8162856099 is a wasteful number, since it uses less digits than its factorization.

8162856099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916218 (or 916215 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 8162856099 is about 90348.5257156972. The cubic root of 8162856099 is about 2013.4802784952.

The spelling of 8162856099 in words is "eight billion, one hundred sixty-two million, eight hundred fifty-six thousand, ninety-nine".