16344723849 has 8 divisors (see below), whose sum is σ = 22008737472. Its totient is φ = 10788596400.

The previous prime is 16344723839. The next prime is 16344723853. The reversal of 16344723849 is 94832744361.

It is a happy number.

16344723849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16344723849 - 2¹¹ = 16344721801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16344723839) 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 7 ways as a sum of consecutive naturals, for example, 26971189 + ... + 26971794.

It is an arithmetic number, because the mean of its divisors is an integer number (2751092184).

Almost surely, 2^16344723849 is an apocalyptic number.

It is an amenable number.

16344723849 is a deficient number, since it is larger than the sum of its proper divisors (5664013623).

16344723849 is a wasteful number, since it uses less digits than its factorization.

16344723849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53943087.

The product of its digits is 3483648, while the sum is 51.

The spelling of 16344723849 in words is "sixteen billion, three hundred forty-four million, seven hundred twenty-three thousand, eight hundred forty-nine".