14122255512 has 128 divisors (see below), whose sum is σ = 37366272000. Its totient is φ = 4441382400.

The previous prime is 14122255501. The next prime is 14122255519. The reversal of 14122255512 is 21555222141.

It is a self number, because there is not a number n which added to its sum of digits gives 14122255512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14122255519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5552113 + ... + 5554655.

It is an arithmetic number, because the mean of its divisors is an integer number (291924000).

Almost surely, 2^14122255512 is an apocalyptic number.

14122255512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14122255512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18683136000).

14122255512 is an abundant number, since it is smaller than the sum of its proper divisors (23244016488).

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

14122255512 is a wasteful number, since it uses less digits than its factorization.

14122255512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761 (or 2757 counting only the distinct ones).

The product of its digits is 8000, while the sum is 30.

Adding to 14122255512 its reverse (21555222141), we get a palindrome (35677477653).

The spelling of 14122255512 in words is "fourteen billion, one hundred twenty-two million, two hundred fifty-five thousand, five hundred twelve".