16344906163 has 4 divisors (see below), whose sum is σ = 16380672280. Its totient is φ = 16309140048.

The previous prime is 16344906121. The next prime is 16344906203. The reversal of 16344906163 is 36160944361.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16344906163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16344906563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17882373 + ... + 17883286.

It is an arithmetic number, because the mean of its divisors is an integer number (4095168070).

Almost surely, 2^16344906163 is an apocalyptic number.

16344906163 is a deficient number, since it is larger than the sum of its proper divisors (35766117).

16344906163 is an equidigital number, since it uses as much as digits as its factorization.

16344906163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35766116.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 16344906163 in words is "sixteen billion, three hundred forty-four million, nine hundred six thousand, one hundred sixty-three".