16344345612 has 96 divisors (see below), whose sum is σ = 44546704384. Its totient is φ = 4567622400.

The previous prime is 16344345571. The next prime is 16344345679. The reversal of 16344345612 is 21654344361.

16344345612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 918633 + ... + 936255.

Almost surely, 2^16344345612 is an apocalyptic number.

16344345612 is a gapful number since it is divisible by the number (12) 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 16344345612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22273352192).

16344345612 is an abundant number, since it is smaller than the sum of its proper divisors (28202358772).

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

16344345612 is a wasteful number, since it uses less digits than its factorization.

16344345612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17879 (or 17877 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

Adding to 16344345612 its reverse (21654344361), we get a palindrome (37998689973).

The spelling of 16344345612 in words is "sixteen billion, three hundred forty-four million, three hundred forty-five thousand, six hundred twelve".