500221036506 has 64 divisors (see below), whose sum is σ = 1068451430400. Its totient is φ = 155676681216.

The previous prime is 500221036499. The next prime is 500221036507. The reversal of 500221036506 is 605630122005.

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 31 ways as a sum of consecutive naturals, for example, 2247975 + ... + 2460453.

It is an arithmetic number, because the mean of its divisors is an integer number (16694553600).

Almost surely, 2^500221036506 is an apocalyptic number.

500221036506 is an abundant number, since it is smaller than the sum of its proper divisors (568230393894).

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

500221036506 is a wasteful number, since it uses less digits than its factorization.

500221036506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212803.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 500221036506 in words is "five hundred billion, two hundred twenty-one million, thirty-six thousand, five hundred six".