484681165981 has 2 divisors, whose sum is σ = 484681165982. Its totient is φ = 484681165980.

The previous prime is 484681165897. The next prime is 484681165987. The reversal of 484681165981 is 189561186484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 448979063481 + 35702102500 = 670059^2 + 188950^2 .

It is a cyclic number.

It is not a de Polignac number, because 484681165981 - 2⁹ = 484681165469 is a prime.

It is a super-2 number, since 2×484681165981² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (484681165987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242340582990 + 242340582991.

It is an arithmetic number, because the mean of its divisors is an integer number (242340582991).

Almost surely, 2^484681165981 is an apocalyptic number.

It is an amenable number.

484681165981 is a deficient number, since it is larger than the sum of its proper divisors (1).

484681165981 is an equidigital number, since it uses as much as digits as its factorization.

484681165981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13271040, while the sum is 61.

The spelling of 484681165981 in words is "four hundred eighty-four billion, six hundred eighty-one million, one hundred sixty-five thousand, nine hundred eighty-one".