14444542233540 has 288 divisors, whose sum is σ = 45131232706560. Its totient is φ = 3737623212288.

The previous prime is 14444542233497. The next prime is 14444542233551. The reversal of 14444542233540 is 4533224544441.

14444542233540 is a `hidden beast` number, since 1 + 4 + 4 + 4 + 4 + 54 + 22 + 33 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1889900959 + ... + 1889908601.

It is an arithmetic number, because the mean of its divisors is an integer number (156705669120).

Almost surely, 2^{14444542233540} is an apocalyptic number.

14444542233540 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 14444542233540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22565616353280).

14444542233540 is an abundant number, since it is smaller than the sum of its proper divisors (30686690473020).

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

14444542233540 is a wasteful number, since it uses less digits than its factorization.

14444542233540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9591 (or 9586 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 45.

Adding to 14444542233540 its reverse (4533224544441), we get a palindrome (18977766777981).

The spelling of 14444542233540 in words is "fourteen trillion, four hundred forty-four billion, five hundred forty-two million, two hundred thirty-three thousand, five hundred forty".