8682518618 has 8 divisors (see below), whose sum is σ = 13269509748. Its totient is φ = 4259348704.

The previous prime is 8682518609. The next prime is 8682518629. The reversal of 8682518618 is 8168152868.

8682518618 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7129606969 + 1552911649 = 84437^2 + 39407^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8682518618² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a self number, because there is not a number n which added to its sum of digits gives 8682518618.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40955171 + ... + 40955382.

Almost surely, 2^8682518618 is an apocalyptic number.

8682518618 is a deficient number, since it is larger than the sum of its proper divisors (4586991130).

8682518618 is a wasteful number, since it uses less digits than its factorization.

8682518618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81910608.

The product of its digits is 1474560, while the sum is 53.

The square root of 8682518618 is about 93180.0333655231. The cubic root of 8682518618 is about 2055.3316394376.

The spelling of 8682518618 in words is "eight billion, six hundred eighty-two million, five hundred eighteen thousand, six hundred eighteen".