505340525245343 has 2 divisors, whose sum is σ = 505340525245344. Its totient is φ = 505340525245342.

The previous prime is 505340525245333. The next prime is 505340525245357. The reversal of 505340525245343 is 343542525043505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505340525245343 - 2⁴ = 505340525245327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 505340525245291 and 505340525245300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505340525245333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252670262622671 + 252670262622672.

It is an arithmetic number, because the mean of its divisors is an integer number (252670262622672).

Almost surely, 2^{505340525245343} is an apocalyptic number.

505340525245343 is a deficient number, since it is larger than the sum of its proper divisors (1).

505340525245343 is an equidigital number, since it uses as much as digits as its factorization.

505340525245343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600000, while the sum is 50.

The spelling of 505340525245343 in words is "five hundred five trillion, three hundred forty billion, five hundred twenty-five million, two hundred forty-five thousand, three hundred forty-three".