198248037843 has 8 divisors (see below), whose sum is σ = 264860440000. Its totient is φ = 131900497128.

The previous prime is 198248037839. The next prime is 198248037847. The reversal of 198248037843 is 348730842891.

198248037843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (198248037839) and next prime (198248037847).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 198248037843 - 2² = 198248037839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198248037847) 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 7 ways as a sum of consecutive naturals, for example, 66213613 + ... + 66216606.

It is an arithmetic number, because the mean of its divisors is an integer number (33107555000).

Almost surely, 2^198248037843 is an apocalyptic number.

198248037843 is a deficient number, since it is larger than the sum of its proper divisors (66612402157).

198248037843 is a wasteful number, since it uses less digits than its factorization.

198248037843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132430721.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 198248037843 in words is "one hundred ninety-eight billion, two hundred forty-eight million, thirty-seven thousand, eight hundred forty-three".