163325896009841 has 2 divisors, whose sum is σ = 163325896009842. Its totient is φ = 163325896009840.

The previous prime is 163325896009831. The next prime is 163325896009921. The reversal of 163325896009841 is 148900698523361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158399844490000 + 4926051519841 = 12585700^2 + 2219471^2 .

It is an emirp because it is prime and its reverse (148900698523361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163325896009841 - 2¹⁸ = 163325895747697 is a prime.

It is not a weakly prime, because it can be changed into another prime (163325896009831) 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, 81662948004920 + 81662948004921.

It is an arithmetic number, because the mean of its divisors is an integer number (81662948004921).

Almost surely, 2^{163325896009841} is an apocalyptic number.

It is an amenable number.

163325896009841 is a deficient number, since it is larger than the sum of its proper divisors (1).

163325896009841 is an equidigital number, since it uses as much as digits as its factorization.

163325896009841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67184640, while the sum is 65.

The spelling of 163325896009841 in words is "one hundred sixty-three trillion, three hundred twenty-five billion, eight hundred ninety-six million, nine thousand, eight hundred forty-one".