20320043431414 has 8 divisors (see below), whose sum is σ = 30480143811120. Its totient is φ = 10159995494376.

The previous prime is 20320043431379. The next prime is 20320043431421. The reversal of 20320043431414 is 41413434002302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12127234 + ... + 13700725.

It is an arithmetic number, because the mean of its divisors is an integer number (3810017976390).

Almost surely, 2^{20320043431414} is an apocalyptic number.

20320043431414 is a deficient number, since it is larger than the sum of its proper divisors (10160100379706).

20320043431414 is a wasteful number, since it uses less digits than its factorization.

20320043431414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26221334.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 20320043431414 its reverse (41413434002302), we get a palindrome (61733477433716).

The spelling of 20320043431414 in words is "twenty trillion, three hundred twenty billion, forty-three million, four hundred thirty-one thousand, four hundred fourteen".