14421311424320 has 56 divisors (see below), whose sum is σ = 34438030670664. Its totient is φ = 5752183095296.

The previous prime is 14421311424319. The next prime is 14421311424329. The reversal of 14421311424320 is 2342411312441.

It can be written as a sum of positive squares in 4 ways, for example, as 5518439946496 + 8902871477824 = 2349136^2 + 2983768^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421311424329) 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 7 ways as a sum of consecutive naturals, for example, 63720749 + ... + 63946668.

Almost surely, 2^{14421311424320} is an apocalyptic number.

14421311424320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14421311424320 is an abundant number, since it is smaller than the sum of its proper divisors (20016719246344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14421311424320 is a wasteful number, since it uses less digits than its factorization.

14421311424320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127667787 (or 127667777 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 14421311424320 its reverse (2342411312441), we get a palindrome (16763722736761).

The spelling of 14421311424320 in words is "fourteen trillion, four hundred twenty-one billion, three hundred eleven million, four hundred twenty-four thousand, three hundred twenty".