504550500505 has 4 divisors (see below), whose sum is σ = 605460600612. Its totient is φ = 403640400400.

The previous prime is 504550500379. The next prime is 504550500521. The reversal of 504550500505 is 505005055405.

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 132388277904 + 372162222601 = 363852^2 + 610051^2 .

It is not a de Polignac number, because 504550500505 - 2²¹ = 504548403353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50455050046 + ... + 50455050055.

It is an arithmetic number, because the mean of its divisors is an integer number (151365150153).

Almost surely, 2^504550500505 is an apocalyptic number.

It is an amenable number.

504550500505 is a deficient number, since it is larger than the sum of its proper divisors (100910100107).

504550500505 is a wasteful number, since it uses less digits than its factorization.

504550500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100910100106.

The product of its (nonzero) digits is 62500, while the sum is 34.

The spelling of 504550500505 in words is "five hundred four billion, five hundred fifty million, five hundred thousand, five hundred five".