14235543143421 has 8 divisors (see below), whose sum is σ = 19635231922080. Its totient is φ = 9163108230192.

The previous prime is 14235543143401. The next prime is 14235543143431. The reversal of 14235543143421 is 12434134553241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14235543143421 - 2¹⁷ = 14235543012349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14235543143401) 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, 81813466255 + ... + 81813466428.

It is an arithmetic number, because the mean of its divisors is an integer number (2454403990260).

Almost surely, 2^{14235543143421} is an apocalyptic number.

It is an amenable number.

14235543143421 is a deficient number, since it is larger than the sum of its proper divisors (5399688778659).

14235543143421 is a wasteful number, since it uses less digits than its factorization.

14235543143421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163626932715.

The product of its digits is 691200, while the sum is 42.

Adding to 14235543143421 its reverse (12434134553241), we get a palindrome (26669677696662).

The spelling of 14235543143421 in words is "fourteen trillion, two hundred thirty-five billion, five hundred forty-three million, one hundred forty-three thousand, four hundred twenty-one".