500221036504 has 64 divisors (see below), whose sum is σ = 1075371171840. Its totient is φ = 213687590400.

The previous prime is 500221036499. The next prime is 500221036507. The reversal of 500221036504 is 405630122005.

It is a super-2 number, since 2×500221036504² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500221036507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27900487 + ... + 27918409.

It is an arithmetic number, because the mean of its divisors is an integer number (16802674560).

Almost surely, 2^500221036504 is an apocalyptic number.

It is an amenable number.

500221036504 is an abundant number, since it is smaller than the sum of its proper divisors (575150135336).

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

500221036504 is a wasteful number, since it uses less digits than its factorization.

500221036504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19520 (or 19516 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 500221036504 its reverse (405630122005), we get a palindrome (905851158509).

The spelling of 500221036504 in words is "five hundred billion, two hundred twenty-one million, thirty-six thousand, five hundred four".