14443053440 has 32 divisors (see below), whose sum is σ = 34527926160. Its totient is φ = 5777221120.

The previous prime is 14443053437. The next prime is 14443053451. The reversal of 14443053440 is 4435034441.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 14443053397 and 14443053406.

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, 11282996 + ... + 11284275.

Almost surely, 2^14443053440 is an apocalyptic number.

14443053440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14443053440 is an abundant number, since it is smaller than the sum of its proper divisors (20084872720).

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

14443053440 is an equidigital number, since it uses as much as digits as its factorization.

14443053440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22567290 (or 22567278 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 14443053440 its reverse (4435034441), we get a palindrome (18878087881).

The spelling of 14443053440 in words is "fourteen billion, four hundred forty-three million, fifty-three thousand, four hundred forty".