4868518189 has 2 divisors, whose sum is σ = 4868518190. Its totient is φ = 4868518188.

The previous prime is 4868518183. The next prime is 4868518211. The reversal of 4868518189 is 9818158684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4852236964 + 16281225 = 69658^2 + 4035^2 .

It is a cyclic number.

It is not a de Polignac number, because 4868518189 - 2¹⁵ = 4868485421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4868518183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2434259094 + 2434259095.

It is an arithmetic number, because the mean of its divisors is an integer number (2434259095).

Almost surely, 2^4868518189 is an apocalyptic number.

It is an amenable number.

4868518189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4868518189 is an equidigital number, since it uses as much as digits as its factorization.

4868518189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4423680, while the sum is 58.

The square root of 4868518189 is about 69774.7675667931. The cubic root of 4868518189 is about 1694.8538944672.

The spelling of 4868518189 in words is "four billion, eight hundred sixty-eight million, five hundred eighteen thousand, one hundred eighty-nine".