14245231440 has 80 divisors (see below), whose sum is σ = 48174791616. Its totient is φ = 3453388800.

The previous prime is 14245231439. The next prime is 14245231453. The reversal of 14245231440 is 4413254241.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14245231398 and 14245231407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2695321 + ... + 2700600.

Almost surely, 2^14245231440 is an apocalyptic number.

14245231440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14245231440 is an abundant number, since it is smaller than the sum of its proper divisors (33929560176).

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

14245231440 is a wasteful number, since it uses less digits than its factorization.

14245231440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5395948 (or 5395942 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 14245231440 its reverse (4413254241), we get a palindrome (18658485681).

The spelling of 14245231440 in words is "fourteen billion, two hundred forty-five million, two hundred thirty-one thousand, four hundred forty".