21344300423414 has 32 divisors (see below), whose sum is σ = 33840466886016. Its totient is φ = 10085269985280.

The previous prime is 21344300423387. The next prime is 21344300423417. The reversal of 21344300423414 is 41432400344312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21344300423417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28173689 + ... + 28921364.

It is an arithmetic number, because the mean of its divisors is an integer number (1057514590188).

Almost surely, 2^{21344300423414} is an apocalyptic number.

21344300423414 is a deficient number, since it is larger than the sum of its proper divisors (12496166462602).

21344300423414 is a wasteful number, since it uses less digits than its factorization.

21344300423414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57095240.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 21344300423414 its reverse (41432400344312), we get a palindrome (62776700767726).

The spelling of 21344300423414 in words is "twenty-one trillion, three hundred forty-four billion, three hundred million, four hundred twenty-three thousand, four hundred fourteen".