14640404206 has 4 divisors (see below), whose sum is σ = 21960606312. Its totient is φ = 7320202102.

The previous prime is 14640404201. The next prime is 14640404209. The reversal of 14640404206 is 60240404641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60240404641 = 541 ⋅111350101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14640404201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3660101050 + ... + 3660101053.

It is an arithmetic number, because the mean of its divisors is an integer number (5490151578).

Almost surely, 2^14640404206 is an apocalyptic number.

14640404206 is a deficient number, since it is larger than the sum of its proper divisors (7320202106).

14640404206 is an equidigital number, since it uses as much as digits as its factorization.

14640404206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7320202105.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 14640404206 its reverse (60240404641), we get a palindrome (74880808847).

The spelling of 14640404206 in words is "fourteen billion, six hundred forty million, four hundred four thousand, two hundred six".