144220435432225 has 72 divisors (see below), whose sum is σ = 199861627992480. Its totient is φ = 102864892515840.

The previous prime is 144220435432159. The next prime is 144220435432261. The reversal of 144220435432225 is 522234534022441.

It is not a de Polignac number, because 144220435432225 - 2¹⁵ = 144220435399457 is a prime.

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 71 ways as a sum of consecutive naturals, for example, 1982674906 + ... + 1982747644.

It is an arithmetic number, because the mean of its divisors is an integer number (2775855944340).

Almost surely, 2^{144220435432225} is an apocalyptic number.

It is an amenable number.

144220435432225 is a deficient number, since it is larger than the sum of its proper divisors (55641192560255).

144220435432225 is a wasteful number, since it uses less digits than its factorization.

144220435432225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85727 (or 85703 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 43.

Adding to 144220435432225 its reverse (522234534022441), we get a palindrome (666454969454666).

The spelling of 144220435432225 in words is "one hundred forty-four trillion, two hundred twenty billion, four hundred thirty-five million, four hundred thirty-two thousand, two hundred twenty-five".