2060666599 has 4 divisors (see below), whose sum is σ = 2065448160. Its totient is φ = 2055885040.

The previous prime is 2060666581. The next prime is 2060666609. The reversal of 2060666599 is 9956660602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2060666599 - 2⁹ = 2060666087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2060666579) 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 in 3 ways as a sum of consecutive naturals, for example, 2390134 + ... + 2390995.

It is an arithmetic number, because the mean of its divisors is an integer number (516362040).

Almost surely, 2^2060666599 is an apocalyptic number.

2060666599 is a deficient number, since it is larger than the sum of its proper divisors (4781561).

2060666599 is an equidigital number, since it uses as much as digits as its factorization.

2060666599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4781560.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The square root of 2060666599 is about 45394.5657430490. The cubic root of 2060666599 is about 1272.5335579119.

The spelling of 2060666599 in words is "two billion, sixty million, six hundred sixty-six thousand, five hundred ninety-nine".