144234354142205 has 4 divisors (see below), whose sum is σ = 173081224970652. Its totient is φ = 115387483313760.

The previous prime is 144234354142171. The next prime is 144234354142231. The reversal of 144234354142205 is 502241453432441.

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 27978905461081 + 116255448681124 = 5289509^2 + 10782182^2 .

It is not a de Polignac number, because 144234354142205 - 2²⁰ = 144234353093629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14423435414216 + ... + 14423435414225.

It is an arithmetic number, because the mean of its divisors is an integer number (43270306242663).

Almost surely, 2^{144234354142205} is an apocalyptic number.

It is an amenable number.

144234354142205 is a deficient number, since it is larger than the sum of its proper divisors (28846870828447).

144234354142205 is an equidigital number, since it uses as much as digits as its factorization.

144234354142205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28846870828446.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 144234354142205 in words is "one hundred forty-four trillion, two hundred thirty-four billion, three hundred fifty-four million, one hundred forty-two thousand, two hundred five".