5660064689 has 2 divisors, whose sum is σ = 5660064690. Its totient is φ = 5660064688.

The previous prime is 5660064617. The next prime is 5660064713. The reversal of 5660064689 is 9864600665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4321090225 + 1338974464 = 65735^2 + 36592^2 .

It is a cyclic number.

It is not a de Polignac number, because 5660064689 - 2²⁴ = 5643287473 is a prime.

It is a super-3 number, since 3×5660064689³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5660067689) 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, 2830032344 + 2830032345.

It is an arithmetic number, because the mean of its divisors is an integer number (2830032345).

Almost surely, 2^5660064689 is an apocalyptic number.

It is an amenable number.

5660064689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5660064689 is an equidigital number, since it uses as much as digits as its factorization.

5660064689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The square root of 5660064689 is about 75233.4014185189. The cubic root of 5660064689 is about 1782.1344475602.

The spelling of 5660064689 in words is "five billion, six hundred sixty million, sixty-four thousand, six hundred eighty-nine".