14440521400000 has 168 divisors, whose sum is σ = 36424066679280. Its totient is φ = 5678302080000.

The previous prime is 14440521399989. The next prime is 14440521400013. The reversal of 14440521400000 is 412504441.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11188114 + ... + 12411886.

It is an arithmetic number, because the mean of its divisors is an integer number (216809920710).

Almost surely, 2^{14440521400000} is an apocalyptic number.

14440521400000 is a gapful number since it is divisible by the number (10) 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 14440521400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18212033339640).

14440521400000 is an abundant number, since it is smaller than the sum of its proper divisors (21983545279280).

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

14440521400000 is an frugal number, since it uses more digits than its factorization.

14440521400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223869 (or 1223839 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 14440521400000 its reverse (412504441), we get a palindrome (14440933904441).

The spelling of 14440521400000 in words is "fourteen trillion, four hundred forty billion, five hundred twenty-one million, four hundred thousand".