982444343261 has 2 divisors, whose sum is σ = 982444343262. Its totient is φ = 982444343260.

The previous prime is 982444343249. The next prime is 982444343329. The reversal of 982444343261 is 162343444289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 531250019161 + 451194324100 = 728869^2 + 671710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-982444343261 is a prime.

It is a super-2 number, since 2×982444343261² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (982444343561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491222171630 + 491222171631.

It is an arithmetic number, because the mean of its divisors is an integer number (491222171631).

Almost surely, 2^982444343261 is an apocalyptic number.

It is an amenable number.

982444343261 is a deficient number, since it is larger than the sum of its proper divisors (1).

982444343261 is an equidigital number, since it uses as much as digits as its factorization.

982444343261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 50.

The spelling of 982444343261 in words is "nine hundred eighty-two billion, four hundred forty-four million, three hundred forty-three thousand, two hundred sixty-one".