12255345412 has 48 divisors (see below), whose sum is σ = 22169189952. Its totient is φ = 5925726720.

The previous prime is 12255345367. The next prime is 12255345437. The reversal of 12255345412 is 21454355221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3318487 + ... + 3322177.

It is an arithmetic number, because the mean of its divisors is an integer number (461858124).

Almost surely, 2^12255345412 is an apocalyptic number.

It is an amenable number.

12255345412 is a deficient number, since it is larger than the sum of its proper divisors (9913844540).

12255345412 is a wasteful number, since it uses less digits than its factorization.

12255345412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988 (or 3986 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

The spelling of 12255345412 in words is "twelve billion, two hundred fifty-five million, three hundred forty-five thousand, four hundred twelve".