12606122160621 has 48 divisors (see below), whose sum is σ = 20111787888192. Its totient is φ = 7544920761600.

The previous prime is 12606122160589. The next prime is 12606122160629.

12606122160621 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 6 + 1 + 2 + 21 + 6 + 0 + 621 = 666.

12606122160621 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12606122160621 - 2⁵ = 12606122160589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12606122160629) 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 in 47 ways as a sum of consecutive naturals, for example, 19743451 + ... + 20371943.

It is an arithmetic number, because the mean of its divisors is an integer number (418995581004).

Almost surely, 2^{12606122160621} is an apocalyptic number.

12606122160621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12606122160621 is a deficient number, since it is larger than the sum of its proper divisors (7505665727571).

12606122160621 is a wasteful number, since it uses less digits than its factorization.

12606122160621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631034 (or 631031 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 12606122160621 in words is "twelve trillion, six hundred six billion, one hundred twenty-two million, one hundred sixty thousand, six hundred twenty-one".