363705872489 has 2 divisors, whose sum is σ = 363705872490. Its totient is φ = 363705872488.

The previous prime is 363705872477. The next prime is 363705872521. The reversal of 363705872489 is 984278507363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327189720025 + 36516152464 = 572005^2 + 191092^2 .

It is an emirp because it is prime and its reverse (984278507363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 363705872489 - 2³² = 359410905193 is a prime.

It is not a weakly prime, because it can be changed into another prime (363705872449) 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, 181852936244 + 181852936245.

It is an arithmetic number, because the mean of its divisors is an integer number (181852936245).

Almost surely, 2^363705872489 is an apocalyptic number.

It is an amenable number.

363705872489 is a deficient number, since it is larger than the sum of its proper divisors (1).

363705872489 is an equidigital number, since it uses as much as digits as its factorization.

363705872489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 363705872489 in words is "three hundred sixty-three billion, seven hundred five million, eight hundred seventy-two thousand, four hundred eighty-nine".