12658881646011 has 8 divisors (see below), whose sum is σ = 16878556337680. Its totient is φ = 8439230692512.

The previous prime is 12658881645997. The next prime is 12658881646027. The reversal of 12658881646011 is 11064618885621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12658881646011 - 2⁵ = 12658881645979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12658881646111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4650556 + ... + 6851673.

It is an arithmetic number, because the mean of its divisors is an integer number (2109819542210).

Almost surely, 2^{12658881646011} is an apocalyptic number.

12658881646011 is a deficient number, since it is larger than the sum of its proper divisors (4219674691669).

12658881646011 is a wasteful number, since it uses less digits than its factorization.

12658881646011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11869085.

The product of its (nonzero) digits is 4423680, while the sum is 57.

The spelling of 12658881646011 in words is "twelve trillion, six hundred fifty-eight billion, eight hundred eighty-one million, six hundred forty-six thousand, eleven".