10646366089 has 2 divisors, whose sum is σ = 10646366090. Its totient is φ = 10646366088.

The previous prime is 10646366041. The next prime is 10646366111. The reversal of 10646366089 is 98066364601.

10646366089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9468846864 + 1177519225 = 97308^2 + 34315^2 .

It is a cyclic number.

It is not a de Polignac number, because 10646366089 - 2¹¹ = 10646364041 is a prime.

It is a super-2 number, since 2×10646366089² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10646366039) 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, 5323183044 + 5323183045.

It is an arithmetic number, because the mean of its divisors is an integer number (5323183045).

Almost surely, 2^10646366089 is an apocalyptic number.

It is an amenable number.

10646366089 is a deficient number, since it is larger than the sum of its proper divisors (1).

10646366089 is an equidigital number, since it uses as much as digits as its factorization.

10646366089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 10646366089 in words is "ten billion, six hundred forty-six million, three hundred sixty-six thousand, eighty-nine".