14145424015440 has 160 divisors (see below), whose sum is σ = 44923101987456. Its totient is φ = 3679884574720.

The previous prime is 14145424015433. The next prime is 14145424015451. The reversal of 14145424015440 is 4451042454141.

14145424015440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 212382784 + ... + 212449376.

Almost surely, 2^{14145424015440} is an apocalyptic number.

14145424015440 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 14145424015440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22461550993728).

14145424015440 is an abundant number, since it is smaller than the sum of its proper divisors (30777677972016).

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

14145424015440 is a wasteful number, since it uses less digits than its factorization.

14145424015440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88237 (or 88231 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 39.

Adding to 14145424015440 its reverse (4451042454141), we get a palindrome (18596466469581).

The spelling of 14145424015440 in words is "fourteen trillion, one hundred forty-five billion, four hundred twenty-four million, fifteen thousand, four hundred forty".