14663617271 has 4 divisors (see below), whose sum is σ = 15301165872. Its totient is φ = 14026068672.

The previous prime is 14663617249. The next prime is 14663617277. The reversal of 14663617271 is 17271636641.

14663617271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17271636641 = 7 ⋅2467376663.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14663617271 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 (14663617277) by changing a digit.

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, 318774266 + ... + 318774311.

It is an arithmetic number, because the mean of its divisors is an integer number (3825291468).

Almost surely, 2^14663617271 is an apocalyptic number.

14663617271 is a deficient number, since it is larger than the sum of its proper divisors (637548601).

14663617271 is an equidigital number, since it uses as much as digits as its factorization.

14663617271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637548600.

The product of its digits is 254016, while the sum is 44.

The spelling of 14663617271 in words is "fourteen billion, six hundred sixty-three million, six hundred seventeen thousand, two hundred seventy-one".