14644145423 has 8 divisors (see below), whose sum is σ = 15507934992. Its totient is φ = 13780619136.

The previous prime is 14644145419. The next prime is 14644145431. The reversal of 14644145423 is 32454144641.

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 14644145423 - 2² = 14644145419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14644145413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55061 + ... + 179777.

It is an arithmetic number, because the mean of its divisors is an integer number (1938491874).

Almost surely, 2^14644145423 is an apocalyptic number.

14644145423 is a deficient number, since it is larger than the sum of its proper divisors (863789569).

14644145423 is a wasteful number, since it uses less digits than its factorization.

14644145423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131641.

The product of its digits is 184320, while the sum is 38.

The spelling of 14644145423 in words is "fourteen billion, six hundred forty-four million, one hundred forty-five thousand, four hundred twenty-three".