506041440001 has 4 divisors (see below), whose sum is σ = 506066540292. Its totient is φ = 506016339712.

The previous prime is 506041439999. The next prime is 506041440013. The reversal of 506041440001 is 100044140605.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100044140605 = 5 ⋅20008828121.

It can be written as a sum of positive squares in 2 ways, for example, as 463490001601 + 42551438400 = 680801^2 + 206280^2 .

It is a cyclic number.

It is not a de Polignac number, because 506041440001 - 2¹ = 506041439999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506041440901) 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, 12519880 + ... + 12560233.

It is an arithmetic number, because the mean of its divisors is an integer number (126516635073).

Almost surely, 2^506041440001 is an apocalyptic number.

It is an amenable number.

506041440001 is a deficient number, since it is larger than the sum of its proper divisors (25100291).

506041440001 is a wasteful number, since it uses less digits than its factorization.

506041440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25100290.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 506041440001 its reverse (100044140605), we get a palindrome (606085580606).

The spelling of 506041440001 in words is "five hundred six billion, forty-one million, four hundred forty thousand, one".