21414544124334 has 8 divisors (see below), whose sum is σ = 42829088248680. Its totient is φ = 7138181374776.

The previous prime is 21414544124333. The next prime is 21414544124411. The reversal of 21414544124334 is 43342144541412.

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

21414544124334 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21414544124333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1784545343689 + ... + 1784545343700.

It is an arithmetic number, because the mean of its divisors is an integer number (5353636031085).

Almost surely, 2^{21414544124334} is an apocalyptic number.

21414544124334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21414544124334 is a wasteful number, since it uses less digits than its factorization.

21414544124334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3569090687394.

The product of its digits is 737280, while the sum is 42.

Adding to 21414544124334 its reverse (43342144541412), we get a palindrome (64756688665746).

The spelling of 21414544124334 in words is "twenty-one trillion, four hundred fourteen billion, five hundred forty-four million, one hundred twenty-four thousand, three hundred thirty-four".