505534314223 has 2 divisors, whose sum is σ = 505534314224. Its totient is φ = 505534314222.

The previous prime is 505534314221. The next prime is 505534314227. The reversal of 505534314223 is 322413435505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505534314223 - 2¹ = 505534314221 is a prime.

Together with 505534314221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505534314221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252767157111 + 252767157112.

It is an arithmetic number, because the mean of its divisors is an integer number (252767157112).

Almost surely, 2^505534314223 is an apocalyptic number.

505534314223 is a deficient number, since it is larger than the sum of its proper divisors (1).

505534314223 is an equidigital number, since it uses as much as digits as its factorization.

505534314223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 505534314223 its reverse (322413435505), we get a palindrome (827947749728).

The spelling of 505534314223 in words is "five hundred five billion, five hundred thirty-four million, three hundred fourteen thousand, two hundred twenty-three".