10266123663 has 24 divisors (see below), whose sum is σ = 15073293248. Its totient is φ = 6731776512.

The previous prime is 10266123653. The next prime is 10266123677. The reversal of 10266123663 is 36632166201.

10266123663 is a `hidden beast` number, since 1 + 0 + 2 + 6 + 612 + 36 + 6 + 3 = 666.

It is not a de Polignac number, because 10266123663 - 2⁵ = 10266123631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10266123653) 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 in 23 ways as a sum of consecutive naturals, for example, 219831 + ... + 262407.

Almost surely, 2^10266123663 is an apocalyptic number.

10266123663 is a deficient number, since it is larger than the sum of its proper divisors (4807169585).

10266123663 is a wasteful number, since it uses less digits than its factorization.

10266123663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43023 (or 43020 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

Adding to 10266123663 its reverse (36632166201), we get a palindrome (46898289864).

The spelling of 10266123663 in words is "ten billion, two hundred sixty-six million, one hundred twenty-three thousand, six hundred sixty-three".