144669362889268 has 108 divisors (see below), whose sum is σ = 314756044868160. Its totient is φ = 57994416383904.

The previous prime is 144669362889217. The next prime is 144669362889319. The reversal of 144669362889268 is 862988263966441.

It is an interprime number because it is at equal distance from previous prime (144669362889217) and next prime (144669362889319).

It is a junction number, because it is equal to n+sod(n) for n = 144669362889191 and 144669362889200.

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 7350930 + ... + 18530377.

Almost surely, 2^{144669362889268} is an apocalyptic number.

It is an amenable number.

144669362889268 is an abundant number, since it is smaller than the sum of its proper divisors (170086681978892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144669362889268 is a wasteful number, since it uses less digits than its factorization.

144669362889268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25881442 (or 25881414 counting only the distinct ones).

The product of its digits is 10319560704, while the sum is 82.

The spelling of 144669362889268 in words is "one hundred forty-four trillion, six hundred sixty-nine billion, three hundred sixty-two million, eight hundred eighty-nine thousand, two hundred sixty-eight".