12722805460567 has 2 divisors, whose sum is σ = 12722805460568. Its totient is φ = 12722805460566.

The previous prime is 12722805460559. The next prime is 12722805460583. The reversal of 12722805460567 is 76506450822721.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12722805460567 - 2³ = 12722805460559 is a prime.

It is a super-2 number, since 2×12722805460567² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12722805460537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6361402730283 + 6361402730284.

It is an arithmetic number, because the mean of its divisors is an integer number (6361402730284).

Almost surely, 2^{12722805460567} is an apocalyptic number.

12722805460567 is a deficient number, since it is larger than the sum of its proper divisors (1).

12722805460567 is an equidigital number, since it uses as much as digits as its factorization.

12722805460567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11289600, while the sum is 55.

The spelling of 12722805460567 in words is "twelve trillion, seven hundred twenty-two billion, eight hundred five million, four hundred sixty thousand, five hundred sixty-seven".