22445054534209 has 2 divisors, whose sum is σ = 22445054534210. Its totient is φ = 22445054534208.

The previous prime is 22445054534183. The next prime is 22445054534249. The reversal of 22445054534209 is 90243545054422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21937607737600 + 507446796609 = 4683760^2 + 712353^2 .

It is a cyclic number.

It is not a de Polignac number, because 22445054534209 - 2⁷ = 22445054534081 is a prime.

It is not a weakly prime, because it can be changed into another prime (22445054534249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11222527267104 + 11222527267105.

It is an arithmetic number, because the mean of its divisors is an integer number (11222527267105).

Almost surely, 2^{22445054534209} is an apocalyptic number.

It is an amenable number.

22445054534209 is a deficient number, since it is larger than the sum of its proper divisors (1).

22445054534209 is an equidigital number, since it uses as much as digits as its factorization.

22445054534209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 22445054534209 in words is "twenty-two trillion, four hundred forty-five billion, fifty-four million, five hundred thirty-four thousand, two hundred nine".