505534322434 has 4 divisors (see below), whose sum is σ = 758301483654. Its totient is φ = 252767161216.

The previous prime is 505534322431. The next prime is 505534322471. The reversal of 505534322434 is 434223435505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 440501672209 + 65032650225 = 663703^2 + 255015^2 .

It is not an unprimeable number, because it can be changed into a prime (505534322431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126383580607 + ... + 126383580610.

Almost surely, 2^505534322434 is an apocalyptic number.

505534322434 is a deficient number, since it is larger than the sum of its proper divisors (252767161220).

505534322434 is a wasteful number, since it uses less digits than its factorization.

505534322434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252767161219.

The product of its (nonzero) digits is 864000, while the sum is 40.

Adding to 505534322434 its reverse (434223435505), we get a palindrome (939757757939).

The spelling of 505534322434 in words is "five hundred five billion, five hundred thirty-four million, three hundred twenty-two thousand, four hundred thirty-four".