12776694111 has 32 divisors (see below), whose sum is σ = 19849464000. Its totient is φ = 8111384064.

The previous prime is 12776694071. The next prime is 12776694121. The reversal of 12776694111 is 11149667721.

It is not a de Polignac number, because 12776694111 - 2⁹ = 12776693599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12776694121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54606 + ... + 168923.

It is an arithmetic number, because the mean of its divisors is an integer number (620295750).

Almost surely, 2^12776694111 is an apocalyptic number.

12776694111 is a deficient number, since it is larger than the sum of its proper divisors (7072769889).

12776694111 is a wasteful number, since it uses less digits than its factorization.

12776694111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223640 (or 223634 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The spelling of 12776694111 in words is "twelve billion, seven hundred seventy-six million, six hundred ninety-four thousand, one hundred eleven".