8165219846 has 32 divisors (see below), whose sum is σ = 14075762688. Its totient is φ = 3479860800.

The previous prime is 8165219831. The next prime is 8165219873. The reversal of 8165219846 is 6489125618.

It is a junction number, because it is equal to n+sod(n) for n = 8165219794 and 8165219803.

It is a congruent number.

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, 4184171 + ... + 4186121.

It is an arithmetic number, because the mean of its divisors is an integer number (439867584).

Almost surely, 2^8165219846 is an apocalyptic number.

8165219846 is a deficient number, since it is larger than the sum of its proper divisors (5910542842).

8165219846 is a wasteful number, since it uses less digits than its factorization.

8165219846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476.

The product of its digits is 829440, while the sum is 50.

The square root of 8165219846 is about 90361.6060392908. The cubic root of 8165219846 is about 2013.6746099314.

The spelling of 8165219846 in words is "eight billion, one hundred sixty-five million, two hundred nineteen thousand, eight hundred forty-six".