12926416562111 has 4 divisors (see below), whose sum is σ = 13920756297672. Its totient is φ = 11932076826552.

The previous prime is 12926416562099. The next prime is 12926416562117. The reversal of 12926416562111 is 11126561462921.

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 12926416562111 - 2²² = 12926412367807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12926416562117) 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, 497169867761 + ... + 497169867786.

It is an arithmetic number, because the mean of its divisors is an integer number (3480189074418).

Almost surely, 2^{12926416562111} is an apocalyptic number.

12926416562111 is a deficient number, since it is larger than the sum of its proper divisors (994339735561).

12926416562111 is an equidigital number, since it uses as much as digits as its factorization.

12926416562111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994339735560.

The product of its digits is 311040, while the sum is 47.

The spelling of 12926416562111 in words is "twelve trillion, nine hundred twenty-six billion, four hundred sixteen million, five hundred sixty-two thousand, one hundred eleven".