505421614013 has 2 divisors, whose sum is σ = 505421614014. Its totient is φ = 505421614012.

The previous prime is 505421614003. The next prime is 505421614037. The reversal of 505421614013 is 310416124505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 471751932964 + 33669681049 = 686842^2 + 183493^2 .

It is a cyclic number.

It is not a de Polignac number, because 505421614013 - 2⁴ = 505421613997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505421614003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252710807006 + 252710807007.

It is an arithmetic number, because the mean of its divisors is an integer number (252710807007).

Almost surely, 2^505421614013 is an apocalyptic number.

It is an amenable number.

505421614013 is a deficient number, since it is larger than the sum of its proper divisors (1).

505421614013 is an equidigital number, since it uses as much as digits as its factorization.

505421614013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 505421614013 its reverse (310416124505), we get a palindrome (815837738518).

The spelling of 505421614013 in words is "five hundred five billion, four hundred twenty-one million, six hundred fourteen thousand, thirteen".