16685027238 has 32 divisors (see below), whose sum is σ = 36743932800. Its totient is φ = 5008813760.

The previous prime is 16685027237. The next prime is 16685027267. The reversal of 16685027238 is 83272058661.

16685027238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16685027231) 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, 1174263 + ... + 1188386.

It is an arithmetic number, because the mean of its divisors is an integer number (1148247900).

Almost surely, 2^16685027238 is an apocalyptic number.

16685027238 is an abundant number, since it is smaller than the sum of its proper divisors (20058905562).

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

16685027238 is a wasteful number, since it uses less digits than its factorization.

16685027238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362772.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 16685027238 in words is "sixteen billion, six hundred eighty-five million, twenty-seven thousand, two hundred thirty-eight".