14431408944447 has 8 divisors (see below), whose sum is σ = 20991140282880. Its totient is φ = 8746308451160.

The previous prime is 14431408944391. The next prime is 14431408944461. The reversal of 14431408944447 is 74444980413441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14431408944447 - 2¹⁶ = 14431408878911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14431408944047) 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 in 7 ways as a sum of consecutive naturals, for example, 218657711247 + ... + 218657711312.

It is an arithmetic number, because the mean of its divisors is an integer number (2623892535360).

Almost surely, 2^{14431408944447} is an apocalyptic number.

14431408944447 is a deficient number, since it is larger than the sum of its proper divisors (6559731338433).

14431408944447 is a wasteful number, since it uses less digits than its factorization.

14431408944447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437315422573.

The product of its (nonzero) digits is 24772608, while the sum is 57.

The spelling of 14431408944447 in words is "fourteen trillion, four hundred thirty-one billion, four hundred eight million, nine hundred forty-four thousand, four hundred forty-seven".