14256031218 has 64 divisors (see below), whose sum is σ = 33842212992. Its totient is φ = 3946567680.

The previous prime is 14256031147. The next prime is 14256031243. The reversal of 14256031218 is 81213065241.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2421 + ... + 168872.

It is an arithmetic number, because the mean of its divisors is an integer number (528784578).

Almost surely, 2^14256031218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14256031218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16921106496).

14256031218 is an abundant number, since it is smaller than the sum of its proper divisors (19586181774).

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

14256031218 is a wasteful number, since it uses less digits than its factorization.

14256031218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171419.

The product of its (nonzero) digits is 11520, while the sum is 33.

Adding to 14256031218 its reverse (81213065241), we get a palindrome (95469096459).

The spelling of 14256031218 in words is "fourteen billion, two hundred fifty-six million, thirty-one thousand, two hundred eighteen".