4679456689 has 2 divisors, whose sum is σ = 4679456690. Its totient is φ = 4679456688.

The previous prime is 4679456687. The next prime is 4679456701. The reversal of 4679456689 is 9866549764.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4643059600 + 36397089 = 68140^2 + 6033^2 .

It is a cyclic number.

It is not a de Polignac number, because 4679456689 - 2¹ = 4679456687 is a prime.

Together with 4679456687, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4679456689.

It is not a weakly prime, because it can be changed into another prime (4679456687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2339728344 + 2339728345.

It is an arithmetic number, because the mean of its divisors is an integer number (2339728345).

Almost surely, 2^4679456689 is an apocalyptic number.

It is an amenable number.

4679456689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4679456689 is an equidigital number, since it uses as much as digits as its factorization.

4679456689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78382080, while the sum is 64.

The square root of 4679456689 is about 68406.5544301129. The cubic root of 4679456689 is about 1672.6245903002.

The spelling of 4679456689 in words is "four billion, six hundred seventy-nine million, four hundred fifty-six thousand, six hundred eighty-nine".