12056380199 has 4 divisors (see below), whose sum is σ = 12057621864. Its totient is φ = 12055138536.

The previous prime is 12056380183. The next prime is 12056380261. The reversal of 12056380199 is 99108365021.

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 12056380199 - 2⁴ = 12056380183 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 (12056380109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606152 + ... + 625725.

It is an arithmetic number, because the mean of its divisors is an integer number (3014405466).

Almost surely, 2^12056380199 is an apocalyptic number.

12056380199 is a deficient number, since it is larger than the sum of its proper divisors (1241665).

12056380199 is an equidigital number, since it uses as much as digits as its factorization.

12056380199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241664.

The product of its (nonzero) digits is 116640, while the sum is 44.

The spelling of 12056380199 in words is "twelve billion, fifty-six million, three hundred eighty thousand, one hundred ninety-nine".