14244143505 has 16 divisors (see below), whose sum is σ = 22792758144. Its totient is φ = 7596167040.

The previous prime is 14244143503. The next prime is 14244143513. The reversal of 14244143505 is 50534144241.

It is a happy number.

It is not a de Polignac number, because 14244143505 - 2¹ = 14244143503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14244143503) 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, 148740 + ... + 224970.

It is an arithmetic number, because the mean of its divisors is an integer number (1424547384).

Almost surely, 2^14244143505 is an apocalyptic number.

14244143505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14244143505 is a deficient number, since it is larger than the sum of its proper divisors (8548614639).

14244143505 is a wasteful number, since it uses less digits than its factorization.

14244143505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88696.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 14244143505 its reverse (50534144241), we get a palindrome (64778287746).

The spelling of 14244143505 in words is "fourteen billion, two hundred forty-four million, one hundred forty-three thousand, five hundred five".