563749969117 has 2 divisors, whose sum is σ = 563749969118. Its totient is φ = 563749969116.

The previous prime is 563749969051. The next prime is 563749969193. The reversal of 563749969117 is 711969947365.

563749969117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309632150916 + 254117818201 = 556446^2 + 504101^2 .

It is a cyclic number.

It is not a de Polignac number, because 563749969117 - 2¹⁵ = 563749936349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563749969217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281874984558 + 281874984559.

It is an arithmetic number, because the mean of its divisors is an integer number (281874984559).

Almost surely, 2^563749969117 is an apocalyptic number.

It is an amenable number.

563749969117 is a deficient number, since it is larger than the sum of its proper divisors (1).

563749969117 is an equidigital number, since it uses as much as digits as its factorization.

563749969117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77157360, while the sum is 67.

The spelling of 563749969117 in words is "five hundred sixty-three billion, seven hundred forty-nine million, nine hundred sixty-nine thousand, one hundred seventeen".