12198958796 has 12 divisors (see below), whose sum is σ = 21352473240. Its totient is φ = 6098252160.

The previous prime is 12198958747. The next prime is 12198958819. The reversal of 12198958796 is 69785989121.

It is a happy number.

It is an unprimeable number.

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, 284261 + ... + 324348.

It is an arithmetic number, because the mean of its divisors is an integer number (1779372770).

Almost surely, 2^12198958796 is an apocalyptic number.

It is an amenable number.

12198958796 is a deficient number, since it is larger than the sum of its proper divisors (9153514444).

12198958796 is a wasteful number, since it uses less digits than its factorization.

12198958796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613624 (or 613622 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 65.

The spelling of 12198958796 in words is "twelve billion, one hundred ninety-eight million, nine hundred fifty-eight thousand, seven hundred ninety-six".