144460638667273 has 2 divisors, whose sum is σ = 144460638667274. Its totient is φ = 144460638667272.

The previous prime is 144460638667259. The next prime is 144460638667343. The reversal of 144460638667273 is 372766836064441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135452284729609 + 9008353937664 = 11638397^2 + 3001392^2 .

It is a cyclic number.

It is not a de Polignac number, because 144460638667273 - 2⁹ = 144460638666761 is a prime.

It is a super-2 number, since 2×144460638667273² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144460638667199 and 144460638667208.

It is not a weakly prime, because it can be changed into another prime (144460638667253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72230319333636 + 72230319333637.

It is an arithmetic number, because the mean of its divisors is an integer number (72230319333637).

Almost surely, 2^{144460638667273} is an apocalyptic number.

It is an amenable number.

144460638667273 is a deficient number, since it is larger than the sum of its proper divisors (1).

144460638667273 is an equidigital number, since it uses as much as digits as its factorization.

144460638667273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 585252864, while the sum is 67.

The spelling of 144460638667273 in words is "one hundred forty-four trillion, four hundred sixty billion, six hundred thirty-eight million, six hundred sixty-seven thousand, two hundred seventy-three".