14170985663 has 4 divisors (see below), whose sum is σ = 14174105400. Its totient is φ = 14167865928.

The previous prime is 14170985599. The next prime is 14170985671. The reversal of 14170985663 is 36658907141.

14170985663 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.

It is a cyclic number.

It is not a de Polignac number, because 14170985663 - 2⁶ = 14170985599 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 (14170985363) 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, 1553045 + ... + 1562142.

It is an arithmetic number, because the mean of its divisors is an integer number (3543526350).

Almost surely, 2^14170985663 is an apocalyptic number.

14170985663 is a deficient number, since it is larger than the sum of its proper divisors (3119737).

14170985663 is an equidigital number, since it uses as much as digits as its factorization.

14170985663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3119736.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 14170985663 in words is "fourteen billion, one hundred seventy million, nine hundred eighty-five thousand, six hundred sixty-three".