22545546559 has 2 divisors, whose sum is σ = 22545546560. Its totient is φ = 22545546558.

The previous prime is 22545546511. The next prime is 22545546577. The reversal of 22545546559 is 95564554522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22545546559 - 2²¹ = 22543449407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22545546599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11272773279 + 11272773280.

It is an arithmetic number, because the mean of its divisors is an integer number (11272773280).

Almost surely, 2^22545546559 is an apocalyptic number.

22545546559 is a deficient number, since it is larger than the sum of its proper divisors (1).

22545546559 is an equidigital number, since it uses as much as digits as its factorization.

22545546559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800000, while the sum is 52.

The spelling of 22545546559 in words is "twenty-two billion, five hundred forty-five million, five hundred forty-six thousand, five hundred fifty-nine".