6660617059 has 2 divisors, whose sum is σ = 6660617060. Its totient is φ = 6660617058.

The previous prime is 6660617027. The next prime is 6660617069. The reversal of 6660617059 is 9507160666.

6660617059 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6660617059 - 2⁵ = 6660617027 is a prime.

It is not a weakly prime, because it can be changed into another prime (6660617069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3330308529 + 3330308530.

It is an arithmetic number, because the mean of its divisors is an integer number (3330308530).

Almost surely, 2^6660617059 is an apocalyptic number.

6660617059 is a deficient number, since it is larger than the sum of its proper divisors (1).

6660617059 is an equidigital number, since it uses as much as digits as its factorization.

6660617059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 6660617059 is about 81612.6035548432. The cubic root of 6660617059 is about 1881.5025955987.

The spelling of 6660617059 in words is "six billion, six hundred sixty million, six hundred seventeen thousand, fifty-nine".