12255046650 has 144 divisors (see below), whose sum is σ = 41049747648. Its totient is φ = 2546496000.

The previous prime is 12255046627. The next prime is 12255046679. The reversal of 12255046650 is 5664055221.

12255046650 is a `hidden beast` number, since 1 + 2 + 2 + 550 + 46 + 65 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 142191 + ... + 211490.

It is an arithmetic number, because the mean of its divisors is an integer number (285067692).

Almost surely, 2^12255046650 is an apocalyptic number.

12255046650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12255046650 is an abundant number, since it is smaller than the sum of its proper divisors (28794700998).

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

12255046650 is a wasteful number, since it uses less digits than its factorization.

12255046650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353717 (or 353709 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 12255046650 in words is "twelve billion, two hundred fifty-five million, forty-six thousand, six hundred fifty".