505050005004 has 24 divisors (see below), whose sum is σ = 1183507743600. Its totient is φ = 167627468544.

The previous prime is 505050004997. The next prime is 505050005027. The reversal of 505050005004 is 400500050505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90313729 + ... + 90319320.

It is an arithmetic number, because the mean of its divisors is an integer number (49312822650).

Almost surely, 2^505050005004 is an apocalyptic number.

It is an amenable number.

505050005004 is an abundant number, since it is smaller than the sum of its proper divisors (678457738596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505050005004 is a wasteful number, since it uses less digits than its factorization.

505050005004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180633289 (or 180633287 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

Adding to 505050005004 its reverse (400500050505), we get a palindrome (905550055509).

The spelling of 505050005004 in words is "five hundred five billion, fifty million, five thousand, four".