14427233866 has 4 divisors (see below), whose sum is σ = 21640850802. Its totient is φ = 7213616932.

The previous prime is 14427233861. The next prime is 14427233869. The reversal of 14427233866 is 66833272441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66833272441 = 13 ⋅5141020957.

It can be written as a sum of positive squares in only one way, i.e., 13833288225 + 593945641 = 117615^2 + 24371^2 .

It is not an unprimeable number, because it can be changed into a prime (14427233861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3606808465 + ... + 3606808468.

Almost surely, 2^14427233866 is an apocalyptic number.

14427233866 is a deficient number, since it is larger than the sum of its proper divisors (7213616936).

14427233866 is an equidigital number, since it uses as much as digits as its factorization.

14427233866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7213616935.

The product of its digits is 1161216, while the sum is 46.

The spelling of 14427233866 in words is "fourteen billion, four hundred twenty-seven million, two hundred thirty-three thousand, eight hundred sixty-six".