14644454147 has 8 divisors (see below), whose sum is σ = 14773674240. Its totient is φ = 14515761160.

The previous prime is 14644454141. The next prime is 14644454161. The reversal of 14644454147 is 74145444641.

It is a happy number.

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 14644454147 - 2¹⁴ = 14644437763 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14644454098 and 14644454107.

It is not an unprimeable number, because it can be changed into a prime (14644454141) 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, 75863 + ... + 187200.

It is an arithmetic number, because the mean of its divisors is an integer number (1846709280).

Almost surely, 2^14644454147 is an apocalyptic number.

14644454147 is a deficient number, since it is larger than the sum of its proper divisors (129220093).

14644454147 is a wasteful number, since it uses less digits than its factorization.

14644454147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263553.

The product of its digits is 860160, while the sum is 44.

Adding to 14644454147 its reverse (74145444641), we get a palindrome (88789898788).

The spelling of 14644454147 in words is "fourteen billion, six hundred forty-four million, four hundred fifty-four thousand, one hundred forty-seven".