10889668061663 has 2 divisors, whose sum is σ = 10889668061664. Its totient is φ = 10889668061662.

The previous prime is 10889668061633. The next prime is 10889668061669. The reversal of 10889668061663 is 36616086698801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10889668061663 - 2¹⁰ = 10889668060639 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 10889668061593 and 10889668061602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10889668061669) 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, 5444834030831 + 5444834030832.

It is an arithmetic number, because the mean of its divisors is an integer number (5444834030832).

Almost surely, 2^{10889668061663} is an apocalyptic number.

10889668061663 is a deficient number, since it is larger than the sum of its proper divisors (1).

10889668061663 is an equidigital number, since it uses as much as digits as its factorization.

10889668061663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107495424, while the sum is 68.

The spelling of 10889668061663 in words is "ten trillion, eight hundred eighty-nine billion, six hundred sixty-eight million, sixty-one thousand, six hundred sixty-three".