14685780443 has 4 divisors (see below), whose sum is σ = 15159515328. Its totient is φ = 14212045560.

The previous prime is 14685780437. The next prime is 14685780457. The reversal of 14685780443 is 34408758641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14685780443 - 2⁴ = 14685780427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14685780391 and 14685780400.

It is not an unprimeable number, because it can be changed into a prime (14685780413) 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, 236867396 + ... + 236867457.

It is an arithmetic number, because the mean of its divisors is an integer number (3789878832).

Almost surely, 2^14685780443 is an apocalyptic number.

14685780443 is a deficient number, since it is larger than the sum of its proper divisors (473734885).

14685780443 is an equidigital number, since it uses as much as digits as its factorization.

14685780443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473734884.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 14685780443 in words is "fourteen billion, six hundred eighty-five million, seven hundred eighty thousand, four hundred forty-three".