16696984896 has 336 divisors, whose sum is σ = 52189562880. Its totient is φ = 5285813760.

The previous prime is 16696984891. The next prime is 16696984897. The reversal of 16696984896 is 69848969661.

16696984896 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 (72).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16696984891) 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 47 ways as a sum of consecutive naturals, for example, 28444315 + ... + 28444901.

It is an arithmetic number, because the mean of its divisors is an integer number (155326080).

Almost surely, 2^16696984896 is an apocalyptic number.

16696984896 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 16696984896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26094781440).

16696984896 is an abundant number, since it is smaller than the sum of its proper divisors (35492577984).

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

16696984896 is an equidigital number, since it uses as much as digits as its factorization.

16696984896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704 (or 682 counting only the distinct ones).

The product of its digits is 241864704, while the sum is 72.

The spelling of 16696984896 in words is "sixteen billion, six hundred ninety-six million, nine hundred eighty-four thousand, eight hundred ninety-six".