6506055211 has 2 divisors, whose sum is σ = 6506055212. Its totient is φ = 6506055210.

The previous prime is 6506055209. The next prime is 6506055253. The reversal of 6506055211 is 1125506056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6506055211 - 2¹ = 6506055209 is a prime.

Together with 6506055209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6506055811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3253027605 + 3253027606.

It is an arithmetic number, because the mean of its divisors is an integer number (3253027606).

Almost surely, 2^6506055211 is an apocalyptic number.

6506055211 is a deficient number, since it is larger than the sum of its proper divisors (1).

6506055211 is an equidigital number, since it uses as much as digits as its factorization.

6506055211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 6506055211 is about 80660.1215657403. The cubic root of 6506055211 is about 1866.8349150254.

The spelling of 6506055211 in words is "six billion, five hundred six million, fifty-five thousand, two hundred eleven".