198344147412 has 48 divisors (see below), whose sum is σ = 483036063552. Its totient is φ = 63285131520.

The previous prime is 198344147399. The next prime is 198344147467. The reversal of 198344147412 is 214741443891.

198344147412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 3777118 + ... + 3829269.

It is an arithmetic number, because the mean of its divisors is an integer number (10063251324).

Almost surely, 2^198344147412 is an apocalyptic number.

198344147412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

198344147412 is an abundant number, since it is smaller than the sum of its proper divisors (284691916140).

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

198344147412 is a wasteful number, since it uses less digits than its factorization.

198344147412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7606488 (or 7606486 counting only the distinct ones).

The product of its digits is 774144, while the sum is 48.

The spelling of 198344147412 in words is "one hundred ninety-eight billion, three hundred forty-four million, one hundred forty-seven thousand, four hundred twelve".