8612984865 has 16 divisors (see below), whose sum is σ = 13902732288. Its totient is φ = 4552939776.

The previous prime is 8612984827. The next prime is 8612984893. The reversal of 8612984865 is 5684892168.

It is a happy number.

8612984865 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8612984865 - 2⁹ = 8612984353 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2539009 + ... + 2542398.

It is an arithmetic number, because the mean of its divisors is an integer number (868920768).

Almost surely, 2^8612984865 is an apocalyptic number.

It is an amenable number.

8612984865 is a deficient number, since it is larger than the sum of its proper divisors (5289747423).

8612984865 is a wasteful number, since it uses less digits than its factorization.

8612984865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5081528.

The product of its digits is 6635520, while the sum is 57.

The square root of 8612984865 is about 92806.1682486676. The cubic root of 8612984865 is about 2049.8302349999.

The spelling of 8612984865 in words is "eight billion, six hundred twelve million, nine hundred eighty-four thousand, eight hundred sixty-five".