412669689181 has 2 divisors, whose sum is σ = 412669689182. Its totient is φ = 412669689180.

The previous prime is 412669689143. The next prime is 412669689227. The reversal of 412669689181 is 181986966214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383303383225 + 29366305956 = 619115^2 + 171366^2 .

It is a cyclic number.

It is not a de Polignac number, because 412669689181 - 2¹⁹ = 412669164893 is a prime.

It is a super-2 number, since 2×412669689181² (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 (412669681181) 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, 206334844590 + 206334844591.

It is an arithmetic number, because the mean of its divisors is an integer number (206334844591).

Almost surely, 2^412669689181 is an apocalyptic number.

It is an amenable number.

412669689181 is a deficient number, since it is larger than the sum of its proper divisors (1).

412669689181 is an equidigital number, since it uses as much as digits as its factorization.

412669689181 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8957952, while the sum is 61.

The spelling of 412669689181 in words is "four hundred twelve billion, six hundred sixty-nine million, six hundred eighty-nine thousand, one hundred eighty-one".