506041436513 has 4 divisors (see below), whose sum is σ = 510519679428. Its totient is φ = 501563193600.

The previous prime is 506041436507. The next prime is 506041436617. The reversal of 506041436513 is 315634140605.

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

It can be written as a sum of positive squares in 2 ways, for example, as 151054263649 + 354987172864 = 388657^2 + 595808^2 .

It is a cyclic number.

It is not a de Polignac number, because 506041436513 - 2²⁸ = 505773001057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506041436413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2239121288 + ... + 2239121513.

It is an arithmetic number, because the mean of its divisors is an integer number (127629919857).

Almost surely, 2^506041436513 is an apocalyptic number.

It is an amenable number.

506041436513 is a deficient number, since it is larger than the sum of its proper divisors (4478242915).

506041436513 is a wasteful number, since it uses less digits than its factorization.

506041436513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478242914.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 506041436513 in words is "five hundred six billion, forty-one million, four hundred thirty-six thousand, five hundred thirteen".