16723344703 has 16 divisors (see below), whose sum is σ = 20072797920. Its totient is φ = 13764197376.

The previous prime is 16723344697. The next prime is 16723344707. The reversal of 16723344703 is 30744332761.

It is a cyclic number.

It is not a de Polignac number, because 16723344703 - 2⁹ = 16723344191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16723344707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1987150 + ... + 1995547.

It is an arithmetic number, because the mean of its divisors is an integer number (1254549870).

Almost surely, 2^16723344703 is an apocalyptic number.

16723344703 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16723344703 is a deficient number, since it is larger than the sum of its proper divisors (3349453217).

16723344703 is a wasteful number, since it uses less digits than its factorization.

16723344703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982746.

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 16723344703 in words is "sixteen billion, seven hundred twenty-three million, three hundred forty-four thousand, seven hundred three".