14234034142421 has 32 divisors (see below), whose sum is σ = 14826275143680. Its totient is φ = 13650597576000.

The previous prime is 14234034142403. The next prime is 14234034142423. The reversal of 14234034142421 is 12424143043241.

It is a cyclic number.

It is not a de Polignac number, because 14234034142421 - 2¹⁸ = 14234033880277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14234034142423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4863009860 + ... + 4863012786.

It is an arithmetic number, because the mean of its divisors is an integer number (463321098240).

Almost surely, 2^{14234034142421} is an apocalyptic number.

It is an amenable number.

14234034142421 is a deficient number, since it is larger than the sum of its proper divisors (592241001259).

14234034142421 is a wasteful number, since it uses less digits than its factorization.

14234034142421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 14234034142421 its reverse (12424143043241), we get a palindrome (26658177185662).

The spelling of 14234034142421 in words is "fourteen trillion, two hundred thirty-four billion, thirty-four million, one hundred forty-two thousand, four hundred twenty-one".