8160822172 has 24 divisors (see below), whose sum is σ = 14507611776. Its totient is φ = 4015899888.

The previous prime is 8160822161. The next prime is 8160822179. The reversal of 8160822172 is 2712280618.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8160822179) 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 7 ways as a sum of consecutive naturals, for example, 298593 + ... + 324775.

It is an arithmetic number, because the mean of its divisors is an integer number (604483824).

Almost surely, 2^8160822172 is an apocalyptic number.

It is an amenable number.

8160822172 is a deficient number, since it is larger than the sum of its proper divisors (6346789604).

8160822172 is a wasteful number, since it uses less digits than its factorization.

8160822172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27417 (or 27415 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 8160822172 is about 90337.2690089755. The cubic root of 8160822172 is about 2013.3130326179.

The spelling of 8160822172 in words is "eight billion, one hundred sixty million, eight hundred twenty-two thousand, one hundred seventy-two".