16747789056 has 72 divisors (see below), whose sum is σ = 44797939200. Its totient is φ = 5554492416.

The previous prime is 16747789033. The next prime is 16747789061. The reversal of 16747789056 is 65098774761.

It is a super-2 number, since 2×16747789056² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98041 + ... + 207623.

It is an arithmetic number, because the mean of its divisors is an integer number (622193600).

Almost surely, 2^16747789056 is an apocalyptic number.

16747789056 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 16747789056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22398969600).

16747789056 is an abundant number, since it is smaller than the sum of its proper divisors (28050150144).

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

16747789056 is a wasteful number, since it uses less digits than its factorization.

16747789056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109801 (or 109787 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 60.

The spelling of 16747789056 in words is "sixteen billion, seven hundred forty-seven million, seven hundred eighty-nine thousand, fifty-six".