8671091612 has 12 divisors (see below), whose sum is σ = 15308697936. Its totient is φ = 4297177920.

The previous prime is 8671091593. The next prime is 8671091629. The reversal of 8671091612 is 2161901768.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 8671091612.

It is a congruent number.

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, 9591464 + ... + 9592367.

It is an arithmetic number, because the mean of its divisors is an integer number (1275724828).

Almost surely, 2^8671091612 is an apocalyptic number.

It is an amenable number.

8671091612 is a deficient number, since it is larger than the sum of its proper divisors (6637606324).

8671091612 is a wasteful number, since it uses less digits than its factorization.

8671091612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19183948 (or 19183946 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 8671091612 is about 93118.6963611497. The cubic root of 8671091612 is about 2054.4295740757.

The spelling of 8671091612 in words is "eight billion, six hundred seventy-one million, ninety-one thousand, six hundred twelve".