22163166563 has 2 divisors, whose sum is σ = 22163166564. Its totient is φ = 22163166562.

The previous prime is 22163166461. The next prime is 22163166583. The reversal of 22163166563 is 36566136122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22163166563 - 2⁸ = 22163166307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22163166563.

It is not a weakly prime, because it can be changed into another prime (22163166583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11081583281 + 11081583282.

It is an arithmetic number, because the mean of its divisors is an integer number (11081583282).

Almost surely, 2^22163166563 is an apocalyptic number.

22163166563 is a deficient number, since it is larger than the sum of its proper divisors (1).

22163166563 is an equidigital number, since it uses as much as digits as its factorization.

22163166563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 41.

The spelling of 22163166563 in words is "twenty-two billion, one hundred sixty-three million, one hundred sixty-six thousand, five hundred sixty-three".