14016721605 has 16 divisors (see below), whose sum is σ = 22733972160. Its totient is φ = 7373179008.

The previous prime is 14016721577. The next prime is 14016721643. The reversal of 14016721605 is 50612761041.

14016721605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14016721605 - 2¹² = 14016717509 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 6399235 + ... + 6401424.

It is an arithmetic number, because the mean of its divisors is an integer number (1420873260).

Almost surely, 2^14016721605 is an apocalyptic number.

14016721605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14016721605 is a deficient number, since it is larger than the sum of its proper divisors (8717250555).

14016721605 is a wasteful number, since it uses less digits than its factorization.

14016721605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12800740.

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 14016721605 in words is "fourteen billion, sixteen million, seven hundred twenty-one thousand, six hundred five".