500502221872 has 20 divisors (see below), whose sum is σ = 984196535416. Its totient is φ = 246516019200.

The previous prime is 500502221867. The next prime is 500502221909. The reversal of 500502221872 is 278122205005.

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, 233442129 + ... + 233444272.

Almost surely, 2^500502221872 is an apocalyptic number.

It is an amenable number.

500502221872 is a deficient number, since it is larger than the sum of its proper divisors (483694313544).

500502221872 is a wasteful number, since it uses less digits than its factorization.

500502221872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466886476 (or 466886470 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 34.

Adding to 500502221872 its reverse (278122205005), we get a palindrome (778624426877).

The spelling of 500502221872 in words is "five hundred billion, five hundred two million, two hundred twenty-one thousand, eight hundred seventy-two".