65427267229 has 2 divisors, whose sum is σ = 65427267230. Its totient is φ = 65427267228.

The previous prime is 65427267223. The next prime is 65427267233. The reversal of 65427267229 is 92276272456.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46930723225 + 18496544004 = 216635^2 + 136002^2 .

It is a cyclic number.

It is not a de Polignac number, because 65427267229 - 2⁹ = 65427266717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65427267223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32713633614 + 32713633615.

It is an arithmetic number, because the mean of its divisors is an integer number (32713633615).

Almost surely, 2^65427267229 is an apocalyptic number.

It is an amenable number.

65427267229 is a deficient number, since it is larger than the sum of its proper divisors (1).

65427267229 is an equidigital number, since it uses as much as digits as its factorization.

65427267229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 52.

The spelling of 65427267229 in words is "sixty-five billion, four hundred twenty-seven million, two hundred sixty-seven thousand, two hundred twenty-nine".