14439435986 has 8 divisors (see below), whose sum is σ = 21735688944. Its totient is φ = 7194206340.

The previous prime is 14439435973. The next prime is 14439436019. The reversal of 14439435986 is 68953493441.

14439435986 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 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 3 ways as a sum of consecutive naturals, for example, 12755120 + ... + 12756251.

It is an arithmetic number, because the mean of its divisors is an integer number (2716961118).

Almost surely, 2^14439435986 is an apocalyptic number.

14439435986 is a deficient number, since it is larger than the sum of its proper divisors (7296252958).

14439435986 is a wasteful number, since it uses less digits than its factorization.

14439435986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25511656.

The product of its digits is 11197440, while the sum is 56.

The spelling of 14439435986 in words is "fourteen billion, four hundred thirty-nine million, four hundred thirty-five thousand, nine hundred eighty-six".