11726168013 has 32 divisors (see below), whose sum is σ = 21021707520. Its totient is φ = 6306508800.

The previous prime is 11726167991. The next prime is 11726168029. The reversal of 11726168013 is 31086162711.

It is not a de Polignac number, because 11726168013 - 2⁶ = 11726167949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11726168063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1821588 + ... + 1828013.

It is an arithmetic number, because the mean of its divisors is an integer number (656928360).

Almost surely, 2^11726168013 is an apocalyptic number.

It is an amenable number.

11726168013 is a deficient number, since it is larger than the sum of its proper divisors (9295539507).

11726168013 is a wasteful number, since it uses less digits than its factorization.

11726168013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649634 (or 3649628 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 11726168013 in words is "eleven billion, seven hundred twenty-six million, one hundred sixty-eight thousand, thirteen".