22530313544689 has 2 divisors, whose sum is σ = 22530313544690. Its totient is φ = 22530313544688.

The previous prime is 22530313544681. The next prime is 22530313544749. The reversal of 22530313544689 is 98644531303522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21202709529600 + 1327604015089 = 4604640^2 + 1152217^2 .

It is a cyclic number.

It is not a de Polignac number, because 22530313544689 - 2³ = 22530313544681 is a prime.

It is a super-2 number, since 2×22530313544689² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22530313544681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11265156772344 + 11265156772345.

It is an arithmetic number, because the mean of its divisors is an integer number (11265156772345).

Almost surely, 2^{22530313544689} is an apocalyptic number.

It is an amenable number.

22530313544689 is a deficient number, since it is larger than the sum of its proper divisors (1).

22530313544689 is an equidigital number, since it uses as much as digits as its factorization.

22530313544689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 22530313544689 in words is "twenty-two trillion, five hundred thirty billion, three hundred thirteen million, five hundred forty-four thousand, six hundred eighty-nine".