16489972096 has 64 divisors (see below), whose sum is σ = 35826235200. Its totient is φ = 7514357760.

The previous prime is 16489972087. The next prime is 16489972133. The reversal of 16489972096 is 69027998461.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68736 + ... + 194176.

It is an arithmetic number, because the mean of its divisors is an integer number (559784925).

Almost surely, 2^16489972096 is an apocalyptic number.

16489972096 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 16489972096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17913117600).

16489972096 is an abundant number, since it is smaller than the sum of its proper divisors (19336263104).

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

16489972096 is a wasteful number, since it uses less digits than its factorization.

16489972096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125547 (or 125535 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 61.

The spelling of 16489972096 in words is "sixteen billion, four hundred eighty-nine million, nine hundred seventy-two thousand, ninety-six".