5198197198 has 8 divisors (see below), whose sum is σ = 7799334192. Its totient is φ = 2598419136.

The previous prime is 5198197189. The next prime is 5198197223. The reversal of 5198197198 is 8917918915.

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

It is a congruent number.

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, 330115 + ... + 345502.

It is an arithmetic number, because the mean of its divisors is an integer number (974916774).

Almost surely, 2^5198197198 is an apocalyptic number.

5198197198 is a deficient number, since it is larger than the sum of its proper divisors (2601136994).

5198197198 is a wasteful number, since it uses less digits than its factorization.

5198197198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679466.

The product of its digits is 1632960, while the sum is 58.

The square root of 5198197198 is about 72098.5242428720. The cubic root of 5198197198 is about 1732.2779750282.

The spelling of 5198197198 in words is "five billion, one hundred ninety-eight million, one hundred ninety-seven thousand, one hundred ninety-eight".