500305500001 has 4 divisors (see below), whose sum is σ = 501184772100. Its totient is φ = 499426227904.

The previous prime is 500305499987. The next prime is 500305500017. The reversal of 500305500001 is 100005503005.

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 175774755025 + 324530744976 = 419255^2 + 569676^2 .

It is a cyclic number.

It is not a de Polignac number, because 500305500001 - 2⁷ = 500305499873 is a prime.

It is a super-2 number, since 2×500305500001² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500305500301) 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, 439635196 + ... + 439636333.

It is an arithmetic number, because the mean of its divisors is an integer number (125296193025).

Almost surely, 2^500305500001 is an apocalyptic number.

It is an amenable number.

500305500001 is a deficient number, since it is larger than the sum of its proper divisors (879272099).

500305500001 is an equidigital number, since it uses as much as digits as its factorization.

500305500001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879272098.

The product of its (nonzero) digits is 375, while the sum is 19.

The spelling of 500305500001 in words is "five hundred billion, three hundred five million, five hundred thousand, one".