14678147785 has 8 divisors (see below), whose sum is σ = 20130031296. Its totient is φ = 10065015600.

The previous prime is 14678147779. The next prime is 14678147807. The reversal of 14678147785 is 58774187641.

14678147785 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 not a de Polignac number, because 14678147785 - 2³ = 14678147777 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 209687791 + ... + 209687860.

It is an arithmetic number, because the mean of its divisors is an integer number (2516253912).

Almost surely, 2^14678147785 is an apocalyptic number.

It is an amenable number.

14678147785 is a deficient number, since it is larger than the sum of its proper divisors (5451883511).

14678147785 is an equidigital number, since it uses as much as digits as its factorization.

14678147785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419375663.

The product of its digits is 10536960, while the sum is 58.

The spelling of 14678147785 in words is "fourteen billion, six hundred seventy-eight million, one hundred forty-seven thousand, seven hundred eighty-five".