12585855404 has 6 divisors (see below), whose sum is σ = 22025246964. Its totient is φ = 6292927700.

The previous prime is 12585855383. The next prime is 12585855433. The reversal of 12585855404 is 40455858521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1573231922 + ... + 1573231929.

It is an arithmetic number, because the mean of its divisors is an integer number (3670874494).

Almost surely, 2^12585855404 is an apocalyptic number.

It is an amenable number.

12585855404 is a deficient number, since it is larger than the sum of its proper divisors (9439391560).

12585855404 is a wasteful number, since it uses less digits than its factorization.

12585855404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146463855 (or 3146463853 counting only the distinct ones).

The product of its (nonzero) digits is 1280000, while the sum is 47.

The spelling of 12585855404 in words is "twelve billion, five hundred eighty-five million, eight hundred fifty-five thousand, four hundred four".