14245222440 has 128 divisors (see below), whose sum is σ = 43266908160. Its totient is φ = 3751728384.

The previous prime is 14245222427. The next prime is 14245222447. The reversal of 14245222440 is 4422254241.

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 = 14245222398 and 14245222407.

It is not an unprimeable number, because it can be changed into a prime (14245222447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4710769 + ... + 4713791.

It is an arithmetic number, because the mean of its divisors is an integer number (338022720).

Almost surely, 2^14245222440 is an apocalyptic number.

14245222440 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 14245222440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21633454080).

14245222440 is an abundant number, since it is smaller than the sum of its proper divisors (29021685720).

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

14245222440 is a wasteful number, since it uses less digits than its factorization.

14245222440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511 (or 3507 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 14245222440 its reverse (4422254241), we get a palindrome (18667476681).

The spelling of 14245222440 in words is "fourteen billion, two hundred forty-five million, two hundred twenty-two thousand, four hundred forty".