12235409850 has 24 divisors (see below), whose sum is σ = 30343816800. Its totient is φ = 3262775920.

The previous prime is 12235409839. The next prime is 12235409909. The reversal of 12235409850 is 5890453221.

12235409850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12235409799 and 12235409808.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 40784550 + ... + 40784849.

It is an arithmetic number, because the mean of its divisors is an integer number (1264325700).

Almost surely, 2^12235409850 is an apocalyptic number.

12235409850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12235409850 is an abundant number, since it is smaller than the sum of its proper divisors (18108406950).

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

12235409850 is a wasteful number, since it uses less digits than its factorization.

12235409850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81569414 (or 81569409 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 12235409850 in words is "twelve billion, two hundred thirty-five million, four hundred nine thousand, eight hundred fifty".