144521320312 has 32 divisors (see below), whose sum is σ = 286962588000. Its totient is φ = 67999304704.

The previous prime is 144521320309. The next prime is 144521320313. The reversal of 144521320312 is 213023125441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144521320313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 816948 + ... + 977980.

It is an arithmetic number, because the mean of its divisors is an integer number (8967580875).

Almost surely, 2^144521320312 is an apocalyptic number.

It is an amenable number.

144521320312 is a deficient number, since it is larger than the sum of its proper divisors (142441267688).

144521320312 is a wasteful number, since it uses less digits than its factorization.

144521320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167655 (or 167651 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 144521320312 its reverse (213023125441), we get a palindrome (357544445753).

The spelling of 144521320312 in words is "one hundred forty-four billion, five hundred twenty-one million, three hundred twenty thousand, three hundred twelve".