8601808872 has 16 divisors (see below), whose sum is σ = 21504522240. Its totient is φ = 2867269616.

The previous prime is 8601808867. The next prime is 8601808883. The reversal of 8601808872 is 2788081068.

It is a super-2 number, since 2×8601808872² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179204328 + ... + 179204375.

It is an arithmetic number, because the mean of its divisors is an integer number (1344032640).

Almost surely, 2^8601808872 is an apocalyptic number.

It is an amenable number.

8601808872 is an abundant number, since it is smaller than the sum of its proper divisors (12902713368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8601808872 is a wasteful number, since it uses less digits than its factorization.

8601808872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358408712 (or 358408708 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 48.

The square root of 8601808872 is about 92745.9372263821. The cubic root of 8601808872 is about 2048.9432484893.

The spelling of 8601808872 in words is "eight billion, six hundred one million, eight hundred eight thousand, eight hundred seventy-two".