14644955553 has 8 divisors (see below), whose sum is σ = 19942067328. Its totient is φ = 9555573744.

The previous prime is 14644955519. The next prime is 14644955557. The reversal of 14644955553 is 35555944641.

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

It is not a de Polignac number, because 14644955553 - 2⁹ = 14644955041 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 14644955496 and 14644955505.

It is not an unprimeable number, because it can be changed into a prime (14644955557) 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, 51932326 + ... + 51932607.

It is an arithmetic number, because the mean of its divisors is an integer number (2492758416).

Almost surely, 2^14644955553 is an apocalyptic number.

It is an amenable number.

14644955553 is a deficient number, since it is larger than the sum of its proper divisors (5297111775).

14644955553 is a wasteful number, since it uses less digits than its factorization.

14644955553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103864983.

The product of its digits is 6480000, while the sum is 51.

The spelling of 14644955553 in words is "fourteen billion, six hundred forty-four million, nine hundred fifty-five thousand, five hundred fifty-three".