12916645711 has 4 divisors (see below), whose sum is σ = 12916877472. Its totient is φ = 12916413952.

The previous prime is 12916645697. The next prime is 12916645717. The reversal of 12916645711 is 11754661921.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11754661921 = 10037 ⋅1171133.

It is a cyclic number.

It is not a de Polignac number, because 12916645711 - 2⁷ = 12916645583 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 (12916645717) 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, 24015 + ... + 162511.

It is an arithmetic number, because the mean of its divisors is an integer number (3229219368).

Almost surely, 2^12916645711 is an apocalyptic number.

12916645711 is a deficient number, since it is larger than the sum of its proper divisors (231761).

12916645711 is an equidigital number, since it uses as much as digits as its factorization.

12916645711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231760.

The product of its digits is 90720, while the sum is 43.

The spelling of 12916645711 in words is "twelve billion, nine hundred sixteen million, six hundred forty-five thousand, seven hundred eleven".