8630684859 has 16 divisors (see below), whose sum is σ = 11897698304. Its totient is φ = 5559321600.

The previous prime is 8630684837. The next prime is 8630684891. The reversal of 8630684859 is 9584860368.

8630684859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8630684859 - 2⁵ = 8630684827 is a prime.

It is a super-2 number, since 2×8630684859² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8630684799 and 8630684808.

It is not an unprimeable number, because it can be changed into a prime (8630684159) 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 15 ways as a sum of consecutive naturals, for example, 14854 + ... + 132219.

It is an arithmetic number, because the mean of its divisors is an integer number (743606144).

Almost surely, 2^8630684859 is an apocalyptic number.

8630684859 is a deficient number, since it is larger than the sum of its proper divisors (3267013445).

8630684859 is a wasteful number, since it uses less digits than its factorization.

8630684859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147738.

The product of its (nonzero) digits is 9953280, while the sum is 57.

The square root of 8630684859 is about 92901.4793154555. The cubic root of 8630684859 is about 2051.2334325429.

The spelling of 8630684859 in words is "eight billion, six hundred thirty million, six hundred eighty-four thousand, eight hundred fifty-nine".