4688165689 has 2 divisors, whose sum is σ = 4688165690. Its totient is φ = 4688165688.

The previous prime is 4688165663. The next prime is 4688165707. The reversal of 4688165689 is 9865618864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4687730089 + 435600 = 68467^2 + 660^2 .

It is a cyclic number.

It is not a de Polignac number, because 4688165689 - 2⁷ = 4688165561 is a prime.

It is a super-3 number, since 3×4688165689³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (4688165639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2344082844 + 2344082845.

It is an arithmetic number, because the mean of its divisors is an integer number (2344082845).

Almost surely, 2^4688165689 is an apocalyptic number.

It is an amenable number.

4688165689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4688165689 is an equidigital number, since it uses as much as digits as its factorization.

4688165689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19906560, while the sum is 61.

The square root of 4688165689 is about 68470.1810206458. The cubic root of 4688165689 is about 1673.6615953045.

The spelling of 4688165689 in words is "four billion, six hundred eighty-eight million, one hundred sixty-five thousand, six hundred eighty-nine".