206604441611 has 2 divisors, whose sum is σ = 206604441612. Its totient is φ = 206604441610.

The previous prime is 206604441553. The next prime is 206604441613. The reversal of 206604441611 is 116144406602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206604441611 - 2²² = 206600247307 is a prime.

Together with 206604441613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (206604441613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103302220805 + 103302220806.

It is an arithmetic number, because the mean of its divisors is an integer number (103302220806).

Almost surely, 2^206604441611 is an apocalyptic number.

206604441611 is a deficient number, since it is larger than the sum of its proper divisors (1).

206604441611 is an equidigital number, since it uses as much as digits as its factorization.

206604441611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 206604441611 in words is "two hundred six billion, six hundred four million, four hundred forty-one thousand, six hundred eleven".