225911445667 has 2 divisors, whose sum is σ = 225911445668. Its totient is φ = 225911445666.

The previous prime is 225911445631. The next prime is 225911445709. The reversal of 225911445667 is 766544119522.

225911445667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225911445667 - 2¹¹ = 225911443619 is a prime.

It is not a weakly prime, because it can be changed into another prime (225911455667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112955722833 + 112955722834.

It is an arithmetic number, because the mean of its divisors is an integer number (112955722834).

Almost surely, 2^225911445667 is an apocalyptic number.

225911445667 is a deficient number, since it is larger than the sum of its proper divisors (1).

225911445667 is an equidigital number, since it uses as much as digits as its factorization.

225911445667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 52.

The spelling of 225911445667 in words is "two hundred twenty-five billion, nine hundred eleven million, four hundred forty-five thousand, six hundred sixty-seven".