2144253344342 has 8 divisors (see below), whose sum is σ = 3222774411696. Its totient is φ = 1069995207112.

The previous prime is 2144253344341. The next prime is 2144253344411. The reversal of 2144253344342 is 2434433524412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2144253344342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144253344341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065731273 + ... + 1065733284.

It is an arithmetic number, because the mean of its divisors is an integer number (402846801462).

Almost surely, 2^{2144253344342} is an apocalyptic number.

2144253344342 is a deficient number, since it is larger than the sum of its proper divisors (1078521067354).

2144253344342 is a wasteful number, since it uses less digits than its factorization.

2144253344342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131465062.

The product of its digits is 1105920, while the sum is 41.

Adding to 2144253344342 its reverse (2434433524412), we get a palindrome (4578686868754).

The spelling of 2144253344342 in words is "two trillion, one hundred forty-four billion, two hundred fifty-three million, three hundred forty-four thousand, three hundred forty-two".