14431013521312 has 48 divisors (see below), whose sum is σ = 28559482527240. Its totient is φ = 7177814802432.

The previous prime is 14431013521271. The next prime is 14431013521367. The reversal of 14431013521312 is 21312531013441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10414019509776 + 4016994011536 = 3227076^2 + 2004244^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233749264 + ... + 233810992.

Almost surely, 2^{14431013521312} is an apocalyptic number.

It is an amenable number.

14431013521312 is a deficient number, since it is larger than the sum of its proper divisors (14128469005928).

14431013521312 is a wasteful number, since it uses less digits than its factorization.

14431013521312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99785 (or 99777 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 14431013521312 its reverse (21312531013441), we get a palindrome (35743544534753).

The spelling of 14431013521312 in words is "fourteen trillion, four hundred thirty-one billion, thirteen million, five hundred twenty-one thousand, three hundred twelve".