14234244240 has 80 divisors (see below), whose sum is σ = 44538631488. Its totient is φ = 3760316928.

The previous prime is 14234244217. The next prime is 14234244257. The reversal of 14234244240 is 4244243241.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×14234244240² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14234244198 and 14234244207.

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, 251467 + ... + 302826.

Almost surely, 2^14234244240 is an apocalyptic number.

14234244240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14234244240 is an abundant number, since it is smaller than the sum of its proper divisors (30304387248).

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

14234244240 is a wasteful number, since it uses less digits than its factorization.

14234244240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554416 (or 554410 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 14234244240 its reverse (4244243241), we get a palindrome (18478487481).

Subtracting from 14234244240 its reverse (4244243241), we obtain a palindrome (9990000999).

The spelling of 14234244240 in words is "fourteen billion, two hundred thirty-four million, two hundred forty-four thousand, two hundred forty".