14040450424 has 128 divisors (see below), whose sum is σ = 35946892800. Its totient is φ = 4963760640.

The previous prime is 14040450323. The next prime is 14040450481. The reversal of 14040450424 is 42405404041.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 14040450392 and 14040450401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457614 + ... + 487330.

It is an arithmetic number, because the mean of its divisors is an integer number (280835100).

Almost surely, 2^14040450424 is an apocalyptic number.

14040450424 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 14040450424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17973446400).

14040450424 is an abundant number, since it is smaller than the sum of its proper divisors (21906442376).

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

14040450424 is a wasteful number, since it uses less digits than its factorization.

14040450424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29813 (or 29809 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 14040450424 its reverse (42405404041), we get a palindrome (56445854465).

It can be divided in two parts, 14040 and 450424, that added together give a palindrome (464464).

The spelling of 14040450424 in words is "fourteen billion, forty million, four hundred fifty thousand, four hundred twenty-four".