16896639116 has 48 divisors (see below), whose sum is σ = 35834654016. Its totient is φ = 6805254144.

The previous prime is 16896639113. The next prime is 16896639121. The reversal of 16896639116 is 61193669861.

16896639116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16896639116² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (16896639113) 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 15 ways as a sum of consecutive naturals, for example, 296036 + ... + 348468.

It is an arithmetic number, because the mean of its divisors is an integer number (746555292).

Almost surely, 2^16896639116 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 16896639116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17917327008).

16896639116 is an abundant number, since it is smaller than the sum of its proper divisors (18938014900).

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

16896639116 is a wasteful number, since it uses less digits than its factorization.

16896639116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53138 (or 53136 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 56.

The spelling of 16896639116 in words is "sixteen billion, eight hundred ninety-six million, six hundred thirty-nine thousand, one hundred sixteen".