12250780199 has 4 divisors (see below), whose sum is σ = 14000891664. Its totient is φ = 10500668736.

The previous prime is 12250780189. The next prime is 12250780231. The reversal of 12250780199 is 99108705221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12250780199 - 2³² = 7955812903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12250780169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875055722 + ... + 875055735.

It is an arithmetic number, because the mean of its divisors is an integer number (3500222916).

Almost surely, 2^12250780199 is an apocalyptic number.

12250780199 is a deficient number, since it is larger than the sum of its proper divisors (1750111465).

12250780199 is an equidigital number, since it uses as much as digits as its factorization.

12250780199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750111464.

The product of its (nonzero) digits is 90720, while the sum is 44.

The spelling of 12250780199 in words is "twelve billion, two hundred fifty million, seven hundred eighty thousand, one hundred ninety-nine".