284327188961 has 2 divisors, whose sum is σ = 284327188962. Its totient is φ = 284327188960.

The previous prime is 284327188921. The next prime is 284327188997. The reversal of 284327188961 is 169881723482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255549459361 + 28777729600 = 505519^2 + 169640^2 .

It is a cyclic number.

It is not a de Polignac number, because 284327188961 - 2³⁰ = 283253447137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 284327188961.

It is not a weakly prime, because it can be changed into another prime (284327188921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142163594480 + 142163594481.

It is an arithmetic number, because the mean of its divisors is an integer number (142163594481).

Almost surely, 2^284327188961 is an apocalyptic number.

It is an amenable number.

284327188961 is a deficient number, since it is larger than the sum of its proper divisors (1).

284327188961 is an equidigital number, since it uses as much as digits as its factorization.

284327188961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9289728, while the sum is 59.

The spelling of 284327188961 in words is "two hundred eighty-four billion, three hundred twenty-seven million, one hundred eighty-eight thousand, nine hundred sixty-one".