144504554225 has 6 divisors (see below), whose sum is σ = 179185647270. Its totient is φ = 115603643360.

The previous prime is 144504554221. The next prime is 144504554231. The reversal of 144504554225 is 522455405441.

It can be written as a sum of positive squares in 3 ways, for example, as 153190129 + 144351364096 = 12377^2 + 379936^2 .

It is not a de Polignac number, because 144504554225 - 2² = 144504554221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144504554221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2890091060 + ... + 2890091109.

It is an arithmetic number, because the mean of its divisors is an integer number (29864274545).

Almost surely, 2^144504554225 is an apocalyptic number.

It is an amenable number.

144504554225 is a deficient number, since it is larger than the sum of its proper divisors (34681093045).

144504554225 is an equidigital number, since it uses as much as digits as its factorization.

144504554225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5780182179 (or 5780182174 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 41.

Adding to 144504554225 its reverse (522455405441), we get a palindrome (666959959666).

The spelling of 144504554225 in words is "one hundred forty-four billion, five hundred four million, five hundred fifty-four thousand, two hundred twenty-five".