144403552893018 has 16 divisors (see below), whose sum is σ = 288813701737440. Its totient is φ = 48133418305776.

The previous prime is 144403552892981. The next prime is 144403552893037. The reversal of 144403552893018 is 810398255304441.

It is a happy number.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 274546680 + ... + 275072147.

It is an arithmetic number, because the mean of its divisors is an integer number (18050856358590).

Almost surely, 2^{144403552893018} is an apocalyptic number.

144403552893018 is an abundant number, since it is smaller than the sum of its proper divisors (144410148844422).

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

144403552893018 is a wasteful number, since it uses less digits than its factorization.

144403552893018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549662621.

The product of its (nonzero) digits is 16588800, while the sum is 57.

The spelling of 144403552893018 in words is "one hundred forty-four trillion, four hundred three billion, five hundred fifty-two million, eight hundred ninety-three thousand, eighteen".