14440413421420 has 48 divisors (see below), whose sum is σ = 35462968789248. Its totient is φ = 4835859376320.

The previous prime is 14440413421373. The next prime is 14440413421439. The reversal of 14440413421420 is 2412431404441.

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, 1199363866 + ... + 1199375905.

It is an arithmetic number, because the mean of its divisors is an integer number (738811849776).

Almost surely, 2^{14440413421420} is an apocalyptic number.

14440413421420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14440413421420 is an abundant number, since it is smaller than the sum of its proper divisors (21022555367828).

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

14440413421420 is a wasteful number, since it uses less digits than its factorization.

14440413421420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398739830 (or 2398739828 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 14440413421420 its reverse (2412431404441), we get a palindrome (16852844825861).

The spelling of 14440413421420 in words is "fourteen trillion, four hundred forty billion, four hundred thirteen million, four hundred twenty-one thousand, four hundred twenty".