427275545227 has 2 divisors, whose sum is σ = 427275545228. Its totient is φ = 427275545226.

The previous prime is 427275545219. The next prime is 427275545321. The reversal of 427275545227 is 722545572724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427275545227 - 2³ = 427275545219 is a prime.

It is not a weakly prime, because it can be changed into another prime (427275545527) 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, 213637772613 + 213637772614.

It is an arithmetic number, because the mean of its divisors is an integer number (213637772614).

Almost surely, 2^427275545227 is an apocalyptic number.

427275545227 is a deficient number, since it is larger than the sum of its proper divisors (1).

427275545227 is an equidigital number, since it uses as much as digits as its factorization.

427275545227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10976000, while the sum is 52.

The spelling of 427275545227 in words is "four hundred twenty-seven billion, two hundred seventy-five million, five hundred forty-five thousand, two hundred twenty-seven".