12916928443775 has 12 divisors (see below), whose sum is σ = 16017716411400. Its totient is φ = 10333074922080.

The previous prime is 12916928443747. The next prime is 12916928443813. The reversal of 12916928443775 is 57734482961921.

It is not a de Polignac number, because 12916928443775 - 2³⁸ = 12642050536831 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11132045 + ... + 12237494.

It is an arithmetic number, because the mean of its divisors is an integer number (1334809700950).

Almost surely, 2^{12916928443775} is an apocalyptic number.

12916928443775 is a deficient number, since it is larger than the sum of its proper divisors (3100787967625).

12916928443775 is a wasteful number, since it uses less digits than its factorization.

12916928443775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23391658 (or 23391653 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 68.

The spelling of 12916928443775 in words is "twelve trillion, nine hundred sixteen billion, nine hundred twenty-eight million, four hundred forty-three thousand, seven hundred seventy-five".