6505244227 has 2 divisors, whose sum is σ = 6505244228. Its totient is φ = 6505244226.

The previous prime is 6505244171. The next prime is 6505244269. The reversal of 6505244227 is 7224425056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6505244227 - 2²³ = 6496855619 is a prime.

It is not a weakly prime, because it can be changed into another prime (6505244827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252622113 + 3252622114.

It is an arithmetic number, because the mean of its divisors is an integer number (3252622114).

Almost surely, 2^6505244227 is an apocalyptic number.

6505244227 is a deficient number, since it is larger than the sum of its proper divisors (1).

6505244227 is an equidigital number, since it uses as much as digits as its factorization.

6505244227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 37.

The square root of 6505244227 is about 80655.0942408476. The cubic root of 6505244227 is about 1866.7573444081.

The spelling of 6505244227 in words is "six billion, five hundred five million, two hundred forty-four thousand, two hundred twenty-seven".