14001223544 has 144 divisors (see below), whose sum is σ = 33753532680. Its totient is φ = 5383902720.

The previous prime is 14001223541. The next prime is 14001223547. The reversal of 14001223544 is 44532210041.

14001223544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14001223541) and next prime (14001223547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14001223541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80931842 + ... + 80932014.

Almost surely, 2^14001223544 is an apocalyptic number.

14001223544 is a gapful number since it is divisible by the number (14) 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 14001223544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16876766340).

14001223544 is an abundant number, since it is smaller than the sum of its proper divisors (19752309136).

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

14001223544 is a wasteful number, since it uses less digits than its factorization.

14001223544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 14001223544 its reverse (44532210041), we get a palindrome (58533433585).

The spelling of 14001223544 in words is "fourteen billion, one million, two hundred twenty-three thousand, five hundred forty-four".