16650056501056 has 168 divisors, whose sum is σ = 36417852171008. Its totient is φ = 7547149209600.

The previous prime is 16650056501051. The next prime is 16650056501069. The reversal of 16650056501056 is 65010565005661.

It is a junction number, because it is equal to n+sod(n) for n = 16650056500997 and 16650056501015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16650056501051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6096687211 + ... + 6096689941.

Almost surely, 2^{16650056501056} is an apocalyptic number.

16650056501056 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 16650056501056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18208926085504).

16650056501056 is an abundant number, since it is smaller than the sum of its proper divisors (19767795669952).

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

16650056501056 is a wasteful number, since it uses less digits than its factorization.

16650056501056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4669 (or 4648 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 16650056501056 in words is "sixteen trillion, six hundred fifty billion, fifty-six million, five hundred one thousand, fifty-six".