8704866863 has 16 divisors (see below), whose sum is σ = 11057596416. Its totient is φ = 6655028640.

The previous prime is 8704866857. The next prime is 8704866871. The reversal of 8704866863 is 3686684078.

It is a cyclic number.

It is not a de Polignac number, because 8704866863 - 2⁸ = 8704866607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8704866799 and 8704866808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8704866883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062431 + ... + 1070592.

It is an arithmetic number, because the mean of its divisors is an integer number (691099776).

Almost surely, 2^8704866863 is an apocalyptic number.

8704866863 is a deficient number, since it is larger than the sum of its proper divisors (2352729553).

8704866863 is a wasteful number, since it uses less digits than its factorization.

8704866863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133094.

The product of its (nonzero) digits is 9289728, while the sum is 56.

The square root of 8704866863 is about 93299.8760074203. The cubic root of 8704866863 is about 2057.0935591345.

The spelling of 8704866863 in words is "eight billion, seven hundred four million, eight hundred sixty-six thousand, eight hundred sixty-three".