16330334220 has 72 divisors (see below), whose sum is σ = 49989859920. Its totient is φ = 4314798720.

The previous prime is 16330334179. The next prime is 16330334227. The reversal of 16330334220 is 2243303361.

It is a happy number.

16330334220 is a `hidden beast` number, since 1 + 633 + 0 + 3 + 3 + 4 + 2 + 20 = 666.

It is not an unprimeable number, because it can be changed into a prime (16330334227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 396546 + ... + 435785.

It is an arithmetic number, because the mean of its divisors is an integer number (694303610).

Almost surely, 2^16330334220 is an apocalyptic number.

16330334220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16330334220 is an abundant number, since it is smaller than the sum of its proper divisors (33659525700).

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

16330334220 is a wasteful number, since it uses less digits than its factorization.

16330334220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832455 (or 832450 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 16330334220 its reverse (2243303361), we get a palindrome (18573637581).

The spelling of 16330334220 in words is "sixteen billion, three hundred thirty million, three hundred thirty-four thousand, two hundred twenty".