14145040121240 has 64 divisors (see below), whose sum is σ = 36545344162560. Its totient is φ = 4826743528320.

The previous prime is 14145040121239. The next prime is 14145040121243. The reversal of 14145040121240 is 4212104054141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14145040121243) 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, 119651822 + ... + 119769981.

It is an arithmetic number, because the mean of its divisors is an integer number (571021002540).

Almost surely, 2^{14145040121240} is an apocalyptic number.

14145040121240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14145040121240 is an abundant number, since it is smaller than the sum of its proper divisors (22400304041320).

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

14145040121240 is a wasteful number, since it uses less digits than its factorization.

14145040121240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239422032 (or 239422028 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 14145040121240 its reverse (4212104054141), we get a palindrome (18357144175381).

The spelling of 14145040121240 in words is "fourteen trillion, one hundred forty-five billion, forty million, one hundred twenty-one thousand, two hundred forty".