14043320440 has 16 divisors (see below), whose sum is σ = 31597471080. Its totient is φ = 5617328160.

The previous prime is 14043320419. The next prime is 14043320449. The reversal of 14043320440 is 4402334041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14043320449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175541466 + ... + 175541545.

Almost surely, 2^14043320440 is an apocalyptic number.

14043320440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14043320440 is an abundant number, since it is smaller than the sum of its proper divisors (17554150640).

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

14043320440 is a wasteful number, since it uses less digits than its factorization.

14043320440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351083022 (or 351083018 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 14043320440 its reverse (4402334041), we get a palindrome (18445654481).

The spelling of 14043320440 in words is "fourteen billion, forty-three million, three hundred twenty thousand, four hundred forty".