201616050500 has 48 divisors (see below), whose sum is σ = 440408876544. Its totient is φ = 80631874400.

The previous prime is 201616050491. The next prime is 201616050547. The reversal of 201616050500 is 5050616102.

201616050500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 201616050500.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2990159 + ... + 3056841.

It is an arithmetic number, because the mean of its divisors is an integer number (9175184928).

Almost surely, 2^201616050500 is an apocalyptic number.

201616050500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201616050500 is an abundant number, since it is smaller than the sum of its proper divisors (238792826044).

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

201616050500 is a wasteful number, since it uses less digits than its factorization.

201616050500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72749 (or 72737 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 201616050500 its reverse (5050616102), we get a palindrome (206666666602).

The spelling of 201616050500 in words is "two hundred one billion, six hundred sixteen million, fifty thousand, five hundred".