12000016799 has 4 divisors (see below), whose sum is σ = 12013607736. Its totient is φ = 11986425864.

The previous prime is 12000016781. The next prime is 12000016859. The reversal of 12000016799 is 99761000021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99761000021 = 215953 ⋅461957.

It is a cyclic number.

It is not a de Polignac number, because 12000016799 - 2³² = 7705049503 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 (12000016739) 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, 6794144 + ... + 6795909.

It is an arithmetic number, because the mean of its divisors is an integer number (3003401934).

Almost surely, 2^12000016799 is an apocalyptic number.

12000016799 is a deficient number, since it is larger than the sum of its proper divisors (13590937).

12000016799 is an equidigital number, since it uses as much as digits as its factorization.

12000016799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13590936.

The product of its (nonzero) digits is 6804, while the sum is 35.

The spelling of 12000016799 in words is "twelve billion, sixteen thousand, seven hundred ninety-nine".