21442314414 has 32 divisors (see below), whose sum is σ = 43285104000. Its totient is φ = 7080990944.

The previous prime is 21442314403. The next prime is 21442314427. The reversal of 21442314414 is 41441324412.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251797 + ... + 326015.

It is an arithmetic number, because the mean of its divisors is an integer number (1352659500).

Almost surely, 2^21442314414 is an apocalyptic number.

21442314414 is an abundant number, since it is smaller than the sum of its proper divisors (21842789586).

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

21442314414 is a wasteful number, since it uses less digits than its factorization.

21442314414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74672.

The product of its digits is 12288, while the sum is 30.

Adding to 21442314414 its reverse (41441324412), we get a palindrome (62883638826).

The spelling of 21442314414 in words is "twenty-one billion, four hundred forty-two million, three hundred fourteen thousand, four hundred fourteen".