144244003872973 has 2 divisors, whose sum is σ = 144244003872974. Its totient is φ = 144244003872972.

The previous prime is 144244003872961. The next prime is 144244003873043. The reversal of 144244003872973 is 379278300442441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140822532395689 + 3421471477284 = 11866867^2 + 1849722^2 .

It is a cyclic number.

It is not a de Polignac number, because 144244003872973 - 2⁹ = 144244003872461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144244003872173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72122001936486 + 72122001936487.

It is an arithmetic number, because the mean of its divisors is an integer number (72122001936487).

Almost surely, 2^{144244003872973} is an apocalyptic number.

It is an amenable number.

144244003872973 is a deficient number, since it is larger than the sum of its proper divisors (1).

144244003872973 is an equidigital number, since it uses as much as digits as its factorization.

144244003872973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32514048, while the sum is 58.

The spelling of 144244003872973 in words is "one hundred forty-four trillion, two hundred forty-four billion, three million, eight hundred seventy-two thousand, nine hundred seventy-three".