6066540209 has 4 divisors (see below), whose sum is σ = 6066757104. Its totient is φ = 6066323316.

The previous prime is 6066540199. The next prime is 6066540217. The reversal of 6066540209 is 9020456606.

6066540209 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6066540209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6066540409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58967 + ... + 124940.

It is an arithmetic number, because the mean of its divisors is an integer number (1516689276).

Almost surely, 2^6066540209 is an apocalyptic number.

It is an amenable number.

6066540209 is a deficient number, since it is larger than the sum of its proper divisors (216895).

6066540209 is a wasteful number, since it uses less digits than its factorization.

6066540209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216894.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 6066540209 is about 77887.9978494761. The cubic root of 6066540209 is about 1823.8132231905.

The spelling of 6066540209 in words is "six billion, sixty-six million, five hundred forty thousand, two hundred nine".