144200245545145 has 4 divisors (see below), whose sum is σ = 173040294654180. Its totient is φ = 115360196436112.

The previous prime is 144200245545101. The next prime is 144200245545157. The reversal of 144200245545145 is 541545542002441.

It is a happy number.

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 18835139962809 + 125365105582336 = 4339947^2 + 11196656^2 .

It is a cyclic number.

It is not a de Polignac number, because 144200245545145 - 2⁹ = 144200245544633 is a prime.

It is a super-2 number, since 2×144200245545145² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144200245545095 and 144200245545104.

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, 14420024554510 + ... + 14420024554519.

It is an arithmetic number, because the mean of its divisors is an integer number (43260073663545).

Almost surely, 2^{144200245545145} is an apocalyptic number.

It is an amenable number.

144200245545145 is a deficient number, since it is larger than the sum of its proper divisors (28840049109035).

144200245545145 is an equidigital number, since it uses as much as digits as its factorization.

144200245545145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28840049109034.

The product of its (nonzero) digits is 2560000, while the sum is 46.

Adding to 144200245545145 its reverse (541545542002441), we get a palindrome (685745787547586).

The spelling of 144200245545145 in words is "one hundred forty-four trillion, two hundred billion, two hundred forty-five million, five hundred forty-five thousand, one hundred forty-five".