144632661332 has 12 divisors (see below), whose sum is σ = 253147460160. Its totient is φ = 72304815576.

The previous prime is 144632661323. The next prime is 144632661389. The reversal of 144632661332 is 233166236441.

It is a self number, because there is not a number n which added to its sum of digits gives 144632661332.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2850482 + ... + 2900777.

It is an arithmetic number, because the mean of its divisors is an integer number (21095621680).

Almost surely, 2^144632661332 is an apocalyptic number.

It is an amenable number.

144632661332 is a deficient number, since it is larger than the sum of its proper divisors (108514798828).

144632661332 is a wasteful number, since it uses less digits than its factorization.

144632661332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5757550 (or 5757548 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

Adding to 144632661332 its reverse (233166236441), we get a palindrome (377798897773).

The spelling of 144632661332 in words is "one hundred forty-four billion, six hundred thirty-two million, six hundred sixty-one thousand, three hundred thirty-two".