424248887534189 has 2 divisors, whose sum is σ = 424248887534190. Its totient is φ = 424248887534188.

The previous prime is 424248887534119. The next prime is 424248887534221. The reversal of 424248887534189 is 981435788842424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221092811256100 + 203156076278089 = 14869190^2 + 14253283^2 .

It is a cyclic number.

It is not a de Polignac number, because 424248887534189 - 2³⁶ = 424180168057453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424248887534119) 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, 212124443767094 + 212124443767095.

It is an arithmetic number, because the mean of its divisors is an integer number (212124443767095).

Almost surely, 2^{424248887534189} is an apocalyptic number.

It is an amenable number.

424248887534189 is a deficient number, since it is larger than the sum of its proper divisors (1).

424248887534189 is an equidigital number, since it uses as much as digits as its factorization.

424248887534189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3963617280, while the sum is 77.

The spelling of 424248887534189 in words is "four hundred twenty-four trillion, two hundred forty-eight billion, eight hundred eighty-seven million, five hundred thirty-four thousand, one hundred eighty-nine".