5563867967953 has 2 divisors, whose sum is σ = 5563867967954. Its totient is φ = 5563867967952.

The previous prime is 5563867967947. The next prime is 5563867967989. The reversal of 5563867967953 is 3597697683655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5034243538944 + 529624429009 = 2243712^2 + 727753^2 .

It is a cyclic number.

It is not a de Polignac number, because 5563867967953 - 2⁵ = 5563867967921 is a prime.

It is not a weakly prime, because it can be changed into another prime (5563867967923) 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, 2781933983976 + 2781933983977.

It is an arithmetic number, because the mean of its divisors is an integer number (2781933983977).

Almost surely, 2^{5563867967953} is an apocalyptic number.

It is an amenable number.

5563867967953 is a deficient number, since it is larger than the sum of its proper divisors (1).

5563867967953 is an equidigital number, since it uses as much as digits as its factorization.

5563867967953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7715736000, while the sum is 79.

The spelling of 5563867967953 in words is "five trillion, five hundred sixty-three billion, eight hundred sixty-seven million, nine hundred sixty-seven thousand, nine hundred fifty-three".