16824942216 has 80 divisors (see below), whose sum is σ = 48399145740. Its totient is φ = 5456730240.

The previous prime is 16824942191. The next prime is 16824942241. The reversal of 16824942216 is 61224942861.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16824942191) and next prime (16824942241).

It can be written as a sum of positive squares in 2 ways, for example, as 16346645316 + 478296900 = 127854^2 + 21870^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 326895 + ... + 374846.

Almost surely, 2^16824942216 is an apocalyptic number.

It is an amenable number.

16824942216 is an abundant number, since it is smaller than the sum of its proper divisors (31574203524).

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

16824942216 is a wasteful number, since it uses less digits than its factorization.

16824942216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701796 (or 701783 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The spelling of 16824942216 in words is "sixteen billion, eight hundred twenty-four million, nine hundred forty-two thousand, two hundred sixteen".