506041436665 has 16 divisors (see below), whose sum is σ = 622938249360. Its totient is φ = 394401991680.

The previous prime is 506041436617. The next prime is 506041436683. The reversal of 506041436665 is 566634140605.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 303111909136 + 202929527529 = 550556^2 + 450477^2 .

It is not a de Polignac number, because 506041436665 - 2¹¹ = 506041434617 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1595484 + ... + 1886173.

It is an arithmetic number, because the mean of its divisors is an integer number (38933640585).

Almost surely, 2^506041436665 is an apocalyptic number.

It is an amenable number.

506041436665 is a deficient number, since it is larger than the sum of its proper divisors (116896812695).

506041436665 is a wasteful number, since it uses less digits than its factorization.

506041436665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482412.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 506041436665 in words is "five hundred six billion, forty-one million, four hundred thirty-six thousand, six hundred sixty-five".