1555224546341 has 2 divisors, whose sum is σ = 1555224546342. Its totient is φ = 1555224546340.

The previous prime is 1555224546319. The next prime is 1555224546361. The reversal of 1555224546341 is 1436454225551.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1471975562500 + 83248983841 = 1213250^2 + 288529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1555224546341 - 2¹⁰ = 1555224545317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1555224546361) 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, 777612273170 + 777612273171.

It is an arithmetic number, because the mean of its divisors is an integer number (777612273171).

Almost surely, 2^{1555224546341} is an apocalyptic number.

It is an amenable number.

1555224546341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1555224546341 is an equidigital number, since it uses as much as digits as its factorization.

1555224546341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880000, while the sum is 47.

The spelling of 1555224546341 in words is "one trillion, five hundred fifty-five billion, two hundred twenty-four million, five hundred forty-six thousand, three hundred forty-one".