12447867201198 has 48 divisors (see below), whose sum is σ = 29408839589376. Its totient is φ = 3481920892320.

The previous prime is 12447867201193. The next prime is 12447867201221. The reversal of 12447867201198 is 89110276874421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12447867201193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 557988990 + ... + 558011297.

It is an arithmetic number, because the mean of its divisors is an integer number (612684158112).

Almost surely, 2^{12447867201198} is an apocalyptic number.

12447867201198 is an abundant number, since it is smaller than the sum of its proper divisors (16960972388178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12447867201198 is a wasteful number, since it uses less digits than its factorization.

12447867201198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116000329 (or 1116000316 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 60.

The spelling of 12447867201198 in words is "twelve trillion, four hundred forty-seven billion, eight hundred sixty-seven million, two hundred one thousand, one hundred ninety-eight".