16683210020016 has 320 divisors, whose sum is σ = 52693748812800. Its totient is φ = 5030243057664.

The previous prime is 16683210019961. The next prime is 16683210020021. The reversal of 16683210020016 is 61002001238661.

It is a happy number.

16683210020016 is a `hidden beast` number, since 166 + 83 + 210 + 0 + 200 + 1 + 6 = 666.

16683210020016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105073360 + ... + 105232016.

It is an arithmetic number, because the mean of its divisors is an integer number (164667965040).

Almost surely, 2^{16683210020016} is an apocalyptic number.

16683210020016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16683210020016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26346874406400).

16683210020016 is an abundant number, since it is smaller than the sum of its proper divisors (36010538792784).

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

16683210020016 is a wasteful number, since it uses less digits than its factorization.

16683210020016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159273 (or 159261 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

Adding to 16683210020016 its reverse (61002001238661), we get a palindrome (77685211258677).

The spelling of 16683210020016 in words is "sixteen trillion, six hundred eighty-three billion, two hundred ten million, twenty thousand, sixteen".