16551106001016 has 256 divisors, whose sum is σ = 46146964377600. Its totient is φ = 4920206032896.

The previous prime is 16551106000987. The next prime is 16551106001047. The reversal of 16551106001016 is 61010060115561.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 432836650 + ... + 432874886.

It is an arithmetic number, because the mean of its divisors is an integer number (180261579600).

Almost surely, 2^{16551106001016} 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 16551106001016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23073482188800).

16551106001016 is an abundant number, since it is smaller than the sum of its proper divisors (29595858376584).

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

16551106001016 is a wasteful number, since it uses less digits than its factorization.

16551106001016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38718 (or 38714 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 33.

Adding to 16551106001016 its reverse (61010060115561), we get a palindrome (77561166116577).

The spelling of 16551106001016 in words is "sixteen trillion, five hundred fifty-one billion, one hundred six million, one thousand, sixteen".