12018195763199 has 4 divisors (see below), whose sum is σ = 12018390177864. Its totient is φ = 12018001348536.

The previous prime is 12018195763193. The next prime is 12018195763267. The reversal of 12018195763199 is 99136759181021.

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 12018195763199 - 2⁴ = 12018195763183 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 (12018195763193) 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, 97114577 + ... + 97238250.

It is an arithmetic number, because the mean of its divisors is an integer number (3004597544466).

Almost surely, 2^{12018195763199} is an apocalyptic number.

12018195763199 is a deficient number, since it is larger than the sum of its proper divisors (194414665).

12018195763199 is an equidigital number, since it uses as much as digits as its factorization.

12018195763199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194414664.

The product of its (nonzero) digits is 7348320, while the sum is 62.

The spelling of 12018195763199 in words is "twelve trillion, eighteen billion, one hundred ninety-five million, seven hundred sixty-three thousand, one hundred ninety-nine".