14444454321 has 12 divisors (see below), whose sum is σ = 22760958480. Its totient is φ = 8754214680.

The previous prime is 14444454317. The next prime is 14444454329. The reversal of 14444454321 is 12345444441.

14444454321 is a `hidden beast` number, since 14 + 44 + 44 + 543 + 21 = 666.

It is not a de Polignac number, because 14444454321 - 2² = 14444454317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14444454329) 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 11 ways as a sum of consecutive naturals, for example, 72951691 + ... + 72951888.

It is an arithmetic number, because the mean of its divisors is an integer number (1896746540).

Almost surely, 2^14444454321 is an apocalyptic number.

14444454321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14444454321 is a deficient number, since it is larger than the sum of its proper divisors (8316504159).

14444454321 is a wasteful number, since it uses less digits than its factorization.

14444454321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145903596 (or 145903593 counting only the distinct ones).

The product of its digits is 122880, while the sum is 36.

Adding to 14444454321 its reverse (12345444441), we get a palindrome (26789898762).

It can be divided in two parts, 144444 and 54321, that added together give a triangular number (198765 = T₆₃₀).

The spelling of 14444454321 in words is "fourteen billion, four hundred forty-four million, four hundred fifty-four thousand, three hundred twenty-one".