320144421014 has 32 divisors (see below), whose sum is σ = 530822160000. Its totient is φ = 143596347840.

The previous prime is 320144420989. The next prime is 320144421061. The reversal of 320144421014 is 410124441023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813209 + ... + 1140875.

It is an arithmetic number, because the mean of its divisors is an integer number (16588192500).

Almost surely, 2^320144421014 is an apocalyptic number.

320144421014 is a deficient number, since it is larger than the sum of its proper divisors (210677738986).

320144421014 is a wasteful number, since it uses less digits than its factorization.

320144421014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328268.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 320144421014 its reverse (410124441023), we get a palindrome (730268862037).

The spelling of 320144421014 in words is "three hundred twenty billion, one hundred forty-four million, four hundred twenty-one thousand, fourteen".