2144350343225 has 6 divisors (see below), whose sum is σ = 2658994425630. Its totient is φ = 1715480274560.

The previous prime is 2144350343153. The next prime is 2144350343257. The reversal of 2144350343225 is 5223430534412.

It can be written as a sum of positive squares in 3 ways, for example, as 9253670416 + 2135096672809 = 96196^2 + 1461197^2 .

It is not a de Polignac number, because 2144350343225 - 2¹² = 2144350339129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42887006840 + ... + 42887006889.

It is an arithmetic number, because the mean of its divisors is an integer number (443165737605).

Almost surely, 2^{2144350343225} is an apocalyptic number.

2144350343225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2144350343225 is a deficient number, since it is larger than the sum of its proper divisors (514644082405).

2144350343225 is an equidigital number, since it uses as much as digits as its factorization.

2144350343225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85774013739 (or 85774013734 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 2144350343225 its reverse (5223430534412), we get a palindrome (7367780877637).

The spelling of 2144350343225 in words is "two trillion, one hundred forty-four billion, three hundred fifty million, three hundred forty-three thousand, two hundred twenty-five".