557116198 has 4 divisors (see below), whose sum is σ = 835674300. Its totient is φ = 278558098.

The previous prime is 557116193. The next prime is 557116223. The reversal of 557116198 is 891611755.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557116193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139279048 + ... + 139279051.

It is an arithmetic number, because the mean of its divisors is an integer number (208918575).

Almost surely, 2^557116198 is an apocalyptic number.

557116198 is a deficient number, since it is larger than the sum of its proper divisors (278558102).

557116198 is a wasteful number, since it uses less digits than its factorization.

557116198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278558101.

The product of its digits is 75600, while the sum is 43.

The square root of 557116198 is about 23603.3090476738. The cubic root of 557116198 is about 822.8397468082.

The spelling of 557116198 in words is "five hundred fifty-seven million, one hundred sixteen thousand, one hundred ninety-eight".