244131145205 has 4 divisors (see below), whose sum is σ = 292957374252. Its totient is φ = 195304916160.

The previous prime is 244131145189. The next prime is 244131145211. The reversal of 244131145205 is 502541131442.

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

It can be written as a sum of positive squares in 2 ways, for example, as 161636965681 + 82494179524 = 402041^2 + 287218^2 .

It is not a de Polignac number, because 244131145205 - 2⁴ = 244131145189 is a prime.

It is a super-3 number, since 3×244131145205³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24413114516 + ... + 24413114525.

It is an arithmetic number, because the mean of its divisors is an integer number (73239343563).

Almost surely, 2^244131145205 is an apocalyptic number.

It is an amenable number.

244131145205 is a deficient number, since it is larger than the sum of its proper divisors (48826229047).

244131145205 is an equidigital number, since it uses as much as digits as its factorization.

244131145205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48826229046.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 244131145205 its reverse (502541131442), we get a palindrome (746672276647).

The spelling of 244131145205 in words is "two hundred forty-four billion, one hundred thirty-one million, one hundred forty-five thousand, two hundred five".