14121324240 has 80 divisors (see below), whose sum is σ = 44602109568. Its totient is φ = 3694632448.

The previous prime is 14121324209. The next prime is 14121324247. The reversal of 14121324240 is 4242312141.

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

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 14121324240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14121324247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542364 + ... + 567803.

Almost surely, 2^14121324240 is an apocalyptic number.

14121324240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14121324240 is an abundant number, since it is smaller than the sum of its proper divisors (30480785328).

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

14121324240 is a wasteful number, since it uses less digits than its factorization.

14121324240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110236 (or 1110230 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 14121324240 its reverse (4242312141), we get a palindrome (18363636381).

The spelling of 14121324240 in words is "fourteen billion, one hundred twenty-one million, three hundred twenty-four thousand, two hundred forty".