12845514456 has 48 divisors (see below), whose sum is σ = 35379606600. Its totient is φ = 4209263232.

The previous prime is 12845514443. The next prime is 12845514463. The reversal of 12845514456 is 65441554821.

12845514456 is a `hidden beast` number, since 1 + 2 + 8 + 4 + 551 + 44 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1507701 + ... + 1516196.

Almost surely, 2^12845514456 is an apocalyptic number.

It is an amenable number.

12845514456 is an abundant number, since it is smaller than the sum of its proper divisors (22534092144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12845514456 is a wasteful number, since it uses less digits than its factorization.

12845514456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3023968 (or 3023961 counting only the distinct ones).

The product of its digits is 768000, while the sum is 45.

The spelling of 12845514456 in words is "twelve billion, eight hundred forty-five million, five hundred fourteen thousand, four hundred fifty-six".