14240331442 has 4 divisors (see below), whose sum is σ = 21360497166. Its totient is φ = 7120165720.

The previous prime is 14240331433. The next prime is 14240331463. The reversal of 14240331442 is 24413304241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13432578201 + 807753241 = 115899^2 + 28421^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14240331442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3560082859 + ... + 3560082862.

Almost surely, 2^14240331442 is an apocalyptic number.

14240331442 is a deficient number, since it is larger than the sum of its proper divisors (7120165724).

14240331442 is an equidigital number, since it uses as much as digits as its factorization.

14240331442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7120165723.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 14240331442 its reverse (24413304241), we get a palindrome (38653635683).

The spelling of 14240331442 in words is "fourteen billion, two hundred forty million, three hundred thirty-one thousand, four hundred forty-two".