14344644340 has 48 divisors (see below), whose sum is σ = 33195431808. Its totient is φ = 5173305984.

The previous prime is 14344644329. The next prime is 14344644371. The reversal of 14344644340 is 4344644341.

It is a self number, because there is not a number n which added to its sum of digits gives 14344644340.

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, 630352 + ... + 652711.

It is an arithmetic number, because the mean of its divisors is an integer number (691571496).

Almost surely, 2^14344644340 is an apocalyptic number.

14344644340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14344644340 is an abundant number, since it is smaller than the sum of its proper divisors (18850787468).

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

14344644340 is a wasteful number, since it uses less digits than its factorization.

14344644340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283128 (or 1283126 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 37.

Subtracting from 14344644340 its reverse (4344644341), we obtain a palindrome (9999999999).

The spelling of 14344644340 in words is "fourteen billion, three hundred forty-four million, six hundred forty-four thousand, three hundred forty".