505231012434130 has 8 divisors (see below), whose sum is σ = 909415822381452. Its totient is φ = 202092404973648.

The previous prime is 505231012433989. The next prime is 505231012434131. The reversal of 505231012434130 is 31434210132505.

It can be written as a sum of positive squares in 2 ways, for example, as 473235167252961 + 31995845181169 = 21753969^2 + 5656487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (505231012434131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25261550621697 + ... + 25261550621716.

Almost surely, 2^{505231012434130} is an apocalyptic number.

505231012434130 is a deficient number, since it is larger than the sum of its proper divisors (404184809947322).

505231012434130 is a wasteful number, since it uses less digits than its factorization.

505231012434130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50523101243420.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 505231012434130 its reverse (31434210132505), we get a palindrome (536665222566635).

The spelling of 505231012434130 in words is "five hundred five trillion, two hundred thirty-one billion, twelve million, four hundred thirty-four thousand, one hundred thirty".