14328439861 has 4 divisors (see below), whose sum is σ = 14343864300. Its totient is φ = 14313015424.

The previous prime is 14328439859. The next prime is 14328439883. The reversal of 14328439861 is 16893482341.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5282527761 + 9045912100 = 72681^2 + 95110^2 .

It is a cyclic number.

It is not a de Polignac number, because 14328439861 - 2¹ = 14328439859 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14328439891) 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, 7710826 + ... + 7712683.

It is an arithmetic number, because the mean of its divisors is an integer number (3585966075).

Almost surely, 2^14328439861 is an apocalyptic number.

It is an amenable number.

14328439861 is a deficient number, since it is larger than the sum of its proper divisors (15424439).

14328439861 is an equidigital number, since it uses as much as digits as its factorization.

14328439861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15424438.

The product of its digits is 995328, while the sum is 49.

The spelling of 14328439861 in words is "fourteen billion, three hundred twenty-eight million, four hundred thirty-nine thousand, eight hundred sixty-one".