8166470836 has 24 divisors (see below), whose sum is σ = 14884321536. Its totient is φ = 3916916640.

The previous prime is 8166470813. The next prime is 8166470839. The reversal of 8166470836 is 6380746618.

It is a self number, because there is not a number n which added to its sum of digits gives 8166470836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8166470839) 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, 378076 + ... + 399091.

It is an arithmetic number, because the mean of its divisors is an integer number (620180064).

Almost surely, 2^8166470836 is an apocalyptic number.

It is an amenable number.

8166470836 is a deficient number, since it is larger than the sum of its proper divisors (6717850700).

8166470836 is a wasteful number, since it uses less digits than its factorization.

8166470836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777279 (or 777277 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 8166470836 is about 90368.5279065671. The cubic root of 8166470836 is about 2013.7774427682. Note that the first 3 decimals are identical.

The spelling of 8166470836 in words is "eight billion, one hundred sixty-six million, four hundred seventy thousand, eight hundred thirty-six".