144403552893513 has 16 divisors (see below), whose sum is σ = 199177761271680. Its totient is φ = 92949204786816.

The previous prime is 144403552893511. The next prime is 144403552893539. The reversal of 144403552893513 is 315398255304441.

It is a happy number.

It is not a de Polignac number, because 144403552893513 - 2¹ = 144403552893511 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (144403552893511) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 43425756 + ... + 46632642.

It is an arithmetic number, because the mean of its divisors is an integer number (12448610079480).

Almost surely, 2^{144403552893513} is an apocalyptic number.

It is an amenable number.

144403552893513 is a deficient number, since it is larger than the sum of its proper divisors (54774208378167).

144403552893513 is a wasteful number, since it uses less digits than its factorization.

144403552893513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3724496.

The product of its (nonzero) digits is 31104000, while the sum is 57.

The spelling of 144403552893513 in words is "one hundred forty-four trillion, four hundred three billion, five hundred fifty-two million, eight hundred ninety-three thousand, five hundred thirteen".