12685294413 has 80 divisors (see below), whose sum is σ = 22167509760. Its totient is φ = 7143552000.

The previous prime is 12685294411. The next prime is 12685294417. The reversal of 12685294413 is 31449258621.

12685294413 is a `hidden beast` number, since 12 + 68 + 529 + 44 + 13 = 666.

It is not a de Polignac number, because 12685294413 - 2¹ = 12685294411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12685294411) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1191313 + ... + 1201913.

It is an arithmetic number, because the mean of its divisors is an integer number (277093872).

Almost surely, 2^12685294413 is an apocalyptic number.

It is an amenable number.

12685294413 is a deficient number, since it is larger than the sum of its proper divisors (9482215347).

12685294413 is a wasteful number, since it uses less digits than its factorization.

12685294413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10720 (or 10711 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The spelling of 12685294413 in words is "twelve billion, six hundred eighty-five million, two hundred ninety-four thousand, four hundred thirteen".