500650512660 has 96 divisors (see below), whose sum is σ = 1559243253120. Its totient is φ = 133364185344.

The previous prime is 500650512623. The next prime is 500650512689. The reversal of 500650512660 is 66215056005.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11247 + ... + 1000713.

It is an arithmetic number, because the mean of its divisors is an integer number (16242117220).

Almost surely, 2^500650512660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500650512660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779621626560).

500650512660 is an abundant number, since it is smaller than the sum of its proper divisors (1058592740460).

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

500650512660 is a wasteful number, since it uses less digits than its factorization.

500650512660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990422 (or 990414 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 500650512660 its reverse (66215056005), we get a palindrome (566865568665).

The spelling of 500650512660 in words is "five hundred billion, six hundred fifty million, five hundred twelve thousand, six hundred sixty".