144533342655397 has 2 divisors, whose sum is σ = 144533342655398. Its totient is φ = 144533342655396.

The previous prime is 144533342655353. The next prime is 144533342655419. The reversal of 144533342655397 is 793556243335441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144322596472356 + 210746183041 = 12013434^2 + 459071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144533342655397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144533342655697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72266671327698 + 72266671327699.

It is an arithmetic number, because the mean of its divisors is an integer number (72266671327699).

Almost surely, 2^{144533342655397} is an apocalyptic number.

It is an amenable number.

144533342655397 is a deficient number, since it is larger than the sum of its proper divisors (1).

144533342655397 is an equidigital number, since it uses as much as digits as its factorization.

144533342655397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888000, while the sum is 64.

The spelling of 144533342655397 in words is "one hundred forty-four trillion, five hundred thirty-three billion, three hundred forty-two million, six hundred fifty-five thousand, three hundred ninety-seven".