14004355540 has 96 divisors (see below), whose sum is σ = 35645992704. Its totient is φ = 4511631360.

The previous prime is 14004355537. The next prime is 14004355553. The reversal of 14004355540 is 4555340041.

It is a happy number.

It is a super-2 number, since 2×14004355540² (a number of 21 digits) contains 22 as substring.

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, 1549635 + ... + 1558645.

It is an arithmetic number, because the mean of its divisors is an integer number (371312424).

Almost surely, 2^14004355540 is an apocalyptic number.

14004355540 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 14004355540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17822996352).

14004355540 is an abundant number, since it is smaller than the sum of its proper divisors (21641637164).

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

14004355540 is a wasteful number, since it uses less digits than its factorization.

14004355540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9697 (or 9695 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 14004355540 its reverse (4555340041), we get a palindrome (18559695581).

The spelling of 14004355540 in words is "fourteen billion, four million, three hundred fifty-five thousand, five hundred forty".