3440321321142 has 32 divisors (see below), whose sum is σ = 7253772451200. Its totient is φ = 1084768651008.

The previous prime is 3440321321141. The next prime is 3440321321167. The reversal of 3440321321142 is 2411231230443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440321321141) 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, 22821883 + ... + 22972134.

It is an arithmetic number, because the mean of its divisors is an integer number (226680389100).

Almost surely, 2^{3440321321142} is an apocalyptic number.

3440321321142 is an abundant number, since it is smaller than the sum of its proper divisors (3813451130058).

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

3440321321142 is a wasteful number, since it uses less digits than its factorization.

3440321321142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45794700.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 3440321321142 its reverse (2411231230443), we get a palindrome (5851552551585).

The spelling of 3440321321142 in words is "three trillion, four hundred forty billion, three hundred twenty-one million, three hundred twenty-one thousand, one hundred forty-two".