5563867967909 has 2 divisors, whose sum is σ = 5563867967910. Its totient is φ = 5563867967908.

The previous prime is 5563867967887. The next prime is 5563867967921. The reversal of 5563867967909 is 9097697683655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5408517686884 + 155350281025 = 2325622^2 + 394145^2 .

It is a cyclic number.

It is not a de Polignac number, because 5563867967909 - 2⁸ = 5563867967653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5563867967989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2781933983954 + 2781933983955.

It is an arithmetic number, because the mean of its divisors is an integer number (2781933983955).

Almost surely, 2^{5563867967909} is an apocalyptic number.

It is an amenable number.

5563867967909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5563867967909 is an equidigital number, since it uses as much as digits as its factorization.

5563867967909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4629441600, while the sum is 80.

The spelling of 5563867967909 in words is "five trillion, five hundred sixty-three billion, eight hundred sixty-seven million, nine hundred sixty-seven thousand, nine hundred nine".