14312144440 has 64 divisors (see below), whose sum is σ = 36978768000. Its totient is φ = 4930496640.

The previous prime is 14312144437. The next prime is 14312144443. The reversal of 14312144440 is 4444121341.

It is an interprime number because it is at equal distance from previous prime (14312144437) and next prime (14312144443).

It is a junction number, because it is equal to n+sod(n) for n = 14312144399 and 14312144408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14312144443) 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, 847630 + ... + 864349.

It is an arithmetic number, because the mean of its divisors is an integer number (577793250).

Almost surely, 2^14312144440 is an apocalyptic number.

14312144440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14312144440 is an abundant number, since it is smaller than the sum of its proper divisors (22666623560).

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

14312144440 is a wasteful number, since it uses less digits than its factorization.

14312144440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712020 (or 1712016 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 14312144440 its reverse (4444121341), we get a palindrome (18756265781).

The spelling of 14312144440 in words is "fourteen billion, three hundred twelve million, one hundred forty-four thousand, four hundred forty".