12355500812 has 48 divisors (see below), whose sum is σ = 22499043840. Its totient is φ = 5932564800.

The previous prime is 12355500811. The next prime is 12355500863. The reversal of 12355500812 is 21800555321.

12355500812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12355500811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11324387 + ... + 11325477.

It is an arithmetic number, because the mean of its divisors is an integer number (468730080).

Almost surely, 2^12355500812 is an apocalyptic number.

It is an amenable number.

12355500812 is a deficient number, since it is larger than the sum of its proper divisors (10143543028).

12355500812 is a wasteful number, since it uses less digits than its factorization.

12355500812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222 (or 2220 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 12355500812 in words is "twelve billion, three hundred fifty-five million, five hundred thousand, eight hundred twelve".