14409358064639 has 4 divisors (see below), whose sum is σ = 14409371637024. Its totient is φ = 14409344492256.

The previous prime is 14409358064611. The next prime is 14409358064641. The reversal of 14409358064639 is 93646085390441.

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 14409358064639 - 2⁸ = 14409358064383 is a prime.

It is a super-3 number, since 3×14409358064639³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14409358064669) 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, 5044727 + ... + 7366680.

It is an arithmetic number, because the mean of its divisors is an integer number (3602342909256).

Almost surely, 2^{14409358064639} is an apocalyptic number.

14409358064639 is a deficient number, since it is larger than the sum of its proper divisors (13572385).

14409358064639 is a wasteful number, since it uses less digits than its factorization.

14409358064639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13572384.

The product of its (nonzero) digits is 67184640, while the sum is 62.

The spelling of 14409358064639 in words is "fourteen trillion, four hundred nine billion, three hundred fifty-eight million, sixty-four thousand, six hundred thirty-nine".