144845571452297 has 2 divisors, whose sum is σ = 144845571452298. Its totient is φ = 144845571452296.

The previous prime is 144845571452213. The next prime is 144845571452383. The reversal of 144845571452297 is 792254175548441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108998277170176 + 35847294282121 = 10440224^2 + 5987261^2 .

It is an emirp because it is prime and its reverse (792254175548441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144845571452297 is a prime.

It is not a weakly prime, because it can be changed into another prime (144845571952297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72422785726148 + 72422785726149.

It is an arithmetic number, because the mean of its divisors is an integer number (72422785726149).

Almost surely, 2^{144845571452297} is an apocalyptic number.

It is an amenable number.

144845571452297 is a deficient number, since it is larger than the sum of its proper divisors (1).

144845571452297 is an equidigital number, since it uses as much as digits as its factorization.

144845571452297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 451584000, while the sum is 68.

The spelling of 144845571452297 in words is "one hundred forty-four trillion, eight hundred forty-five billion, five hundred seventy-one million, four hundred fifty-two thousand, two hundred ninety-seven".