14144421145454 has 16 divisors (see below), whose sum is σ = 22717080892800. Its totient is φ = 6581409441024.

The previous prime is 14144421145451. The next prime is 14144421145469. The reversal of 14144421145454 is 45454112444141.

It is a super-2 number, since 2×14144421145454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14144421145451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2337145214 + ... + 2337151265.

It is an arithmetic number, because the mean of its divisors is an integer number (1419817555800).

Almost surely, 2^{14144421145454} is an apocalyptic number.

14144421145454 is a deficient number, since it is larger than the sum of its proper divisors (8572659747346).

14144421145454 is a wasteful number, since it uses less digits than its factorization.

14144421145454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674296587.

The product of its digits is 819200, while the sum is 44.

Adding to 14144421145454 its reverse (45454112444141), we get a palindrome (59598533589595).

The spelling of 14144421145454 in words is "fourteen trillion, one hundred forty-four billion, four hundred twenty-one million, one hundred forty-five thousand, four hundred fifty-four".