505552044343 has 2 divisors, whose sum is σ = 505552044344. Its totient is φ = 505552044342.

The previous prime is 505552044317. The next prime is 505552044391. The reversal of 505552044343 is 343440255505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505552044343 - 2¹³ = 505552036151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 505552044296 and 505552044305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505552044143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252776022171 + 252776022172.

It is an arithmetic number, because the mean of its divisors is an integer number (252776022172).

Almost surely, 2^505552044343 is an apocalyptic number.

505552044343 is a deficient number, since it is larger than the sum of its proper divisors (1).

505552044343 is an equidigital number, since it uses as much as digits as its factorization.

505552044343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720000, while the sum is 40.

Adding to 505552044343 its reverse (343440255505), we get a palindrome (848992299848).

The spelling of 505552044343 in words is "five hundred five billion, five hundred fifty-two million, forty-four thousand, three hundred forty-three".