199852941998 has 4 divisors (see below), whose sum is σ = 299779413000. Its totient is φ = 99926470998.

The previous prime is 199852941943. The next prime is 199852942001. The reversal of 199852941998 is 899149258991.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49963235498 + ... + 49963235501.

It is an arithmetic number, because the mean of its divisors is an integer number (74944853250).

Almost surely, 2^199852941998 is an apocalyptic number.

199852941998 is a deficient number, since it is larger than the sum of its proper divisors (99926471002).

199852941998 is an equidigital number, since it uses as much as digits as its factorization.

199852941998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99926471001.

The product of its digits is 151165440, while the sum is 74.

The spelling of 199852941998 in words is "one hundred ninety-nine billion, eight hundred fifty-two million, nine hundred forty-one thousand, nine hundred ninety-eight".