505534314243 has 32 divisors (see below), whose sum is σ = 771918722560. Its totient is φ = 288284313600.

The previous prime is 505534314227. The next prime is 505534314247. The reversal of 505534314243 is 342413435505.

It is not a de Polignac number, because 505534314243 - 2⁴ = 505534314227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505534314247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61804728 + ... + 61812906.

It is an arithmetic number, because the mean of its divisors is an integer number (24122460080).

Almost surely, 2^505534314243 is an apocalyptic number.

505534314243 is a deficient number, since it is larger than the sum of its proper divisors (266384408317).

505534314243 is a wasteful number, since it uses less digits than its factorization.

505534314243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13867.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 505534314243 its reverse (342413435505), we get a palindrome (847947749748).

The spelling of 505534314243 in words is "five hundred five billion, five hundred thirty-four million, three hundred fourteen thousand, two hundred forty-three".