12636126701011 has 4 divisors (see below), whose sum is σ = 13784865492024. Its totient is φ = 11487387910000.

The previous prime is 12636126700973. The next prime is 12636126701039. The reversal of 12636126701011 is 11010762163621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12636126701011 - 2¹¹ = 12636126698963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12636126701911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 574369395490 + ... + 574369395511.

It is an arithmetic number, because the mean of its divisors is an integer number (3446216373006).

Almost surely, 2^{12636126701011} is an apocalyptic number.

12636126701011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12636126701011 is a deficient number, since it is larger than the sum of its proper divisors (1148738791013).

12636126701011 is a wasteful number, since it uses less digits than its factorization.

12636126701011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148738791012.

The product of its (nonzero) digits is 18144, while the sum is 37.

Adding to 12636126701011 its reverse (11010762163621), we get a palindrome (23646888864632).

The spelling of 12636126701011 in words is "twelve trillion, six hundred thirty-six billion, one hundred twenty-six million, seven hundred one thousand, eleven".