198797533162 has 8 divisors (see below), whose sum is σ = 298355683392. Its totient is φ = 99345638700.

The previous prime is 198797533157. The next prime is 198797533183. The reversal of 198797533162 is 261335797891.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 198797533162.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26559264 + ... + 26566747.

It is an arithmetic number, because the mean of its divisors is an integer number (37294460424).

Almost surely, 2^198797533162 is an apocalyptic number.

198797533162 is a deficient number, since it is larger than the sum of its proper divisors (99558150230).

198797533162 is a wasteful number, since it uses less digits than its factorization.

198797533162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53127884.

The product of its digits is 17146080, while the sum is 61.

The spelling of 198797533162 in words is "one hundred ninety-eight billion, seven hundred ninety-seven million, five hundred thirty-three thousand, one hundred sixty-two".