14134123440 has 120 divisors (see below), whose sum is σ = 47524435920. Its totient is φ = 3764547072.

The previous prime is 14134123411. The next prime is 14134123481. The reversal of 14134123440 is 4432143141.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 607054 + ... + 629906.

It is an arithmetic number, because the mean of its divisors is an integer number (396036966).

Almost surely, 2^14134123440 is an apocalyptic number.

14134123440 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 14134123440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23762217960).

14134123440 is an abundant number, since it is smaller than the sum of its proper divisors (33390312480).

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

14134123440 is a wasteful number, since it uses less digits than its factorization.

14134123440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23731 (or 23722 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 14134123440 its reverse (4432143141), we get a palindrome (18566266581).

The spelling of 14134123440 in words is "fourteen billion, one hundred thirty-four million, one hundred twenty-three thousand, four hundred forty".