14163863897 has 4 divisors (see below), whose sum is σ = 14165326500. Its totient is φ = 14162401296.

The previous prime is 14163863867. The next prime is 14163863957. The reversal of 14163863897 is 79836836141.

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 1410453136 + 12753410761 = 37556^2 + 112931^2 .

It is a cyclic number.

It is not a de Polignac number, because 14163863897 - 2⁸ = 14163863641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14163863867) 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, 716678 + ... + 736175.

It is an arithmetic number, because the mean of its divisors is an integer number (3541331625).

Almost surely, 2^14163863897 is an apocalyptic number.

It is an amenable number.

14163863897 is a deficient number, since it is larger than the sum of its proper divisors (1462603).

14163863897 is an equidigital number, since it uses as much as digits as its factorization.

14163863897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462602.

The product of its digits is 5225472, while the sum is 56.

The spelling of 14163863897 in words is "fourteen billion, one hundred sixty-three million, eight hundred sixty-three thousand, eight hundred ninety-seven".