16390932928 has 56 divisors (see below), whose sum is σ = 32830617600. Its totient is φ = 8118851328.

The previous prime is 16390932869. The next prime is 16390932937. The reversal of 16390932928 is 82923909361.

16390932928 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 an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8281443 + ... + 8283421.

Almost surely, 2^16390932928 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 16390932928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16415308800).

16390932928 is an abundant number, since it is smaller than the sum of its proper divisors (16439684672).

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

16390932928 is a wasteful number, since it uses less digits than its factorization.

16390932928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137 (or 3127 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 16390932928 in words is "sixteen billion, three hundred ninety million, nine hundred thirty-two thousand, nine hundred twenty-eight".