12663236122068 has 48 divisors (see below), whose sum is σ = 34322213765504. Its totient is φ = 3558754880640.

The previous prime is 12663236122063. The next prime is 12663236122111. The reversal of 12663236122068 is 86022163236621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12663236122063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1235673655 + ... + 1235683902.

Almost surely, 2^{12663236122068} is an apocalyptic number.

It is an amenable number.

12663236122068 is an abundant number, since it is smaller than the sum of its proper divisors (21658977643436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12663236122068 is a wasteful number, since it uses less digits than its factorization.

12663236122068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471357632 (or 2471357630 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 48.

Adding to 12663236122068 its reverse (86022163236621), we get a palindrome (98685399358689).

The spelling of 12663236122068 in words is "twelve trillion, six hundred sixty-three billion, two hundred thirty-six million, one hundred twenty-two thousand, sixty-eight".