5561222267009 has 2 divisors, whose sum is σ = 5561222267010. Its totient is φ = 5561222267008.

The previous prime is 5561222266973. The next prime is 5561222267021. The reversal of 5561222267009 is 9007622221655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5480997369409 + 80224897600 = 2341153^2 + 283240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5561222267009 is a prime.

It is not a weakly prime, because it can be changed into another prime (5561222227009) 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, 2780611133504 + 2780611133505.

It is an arithmetic number, because the mean of its divisors is an integer number (2780611133505).

Almost surely, 2^{5561222267009} is an apocalyptic number.

It is an amenable number.

5561222267009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5561222267009 is an equidigital number, since it uses as much as digits as its factorization.

5561222267009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 5561222267009 in words is "five trillion, five hundred sixty-one billion, two hundred twenty-two million, two hundred sixty-seven thousand, nine".