557698163 has 8 divisors (see below), whose sum is σ = 612776640. Its totient is φ = 503349480.

The previous prime is 557698157. The next prime is 557698177. The reversal of 557698163 is 361896755.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 557698163 - 2²⁶ = 490589299 is a prime.

It is a super-2 number, since 2×557698163² = 622054482027149138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557698103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180845 + ... + 183902.

It is an arithmetic number, because the mean of its divisors is an integer number (76597080).

Almost surely, 2^557698163 is an apocalyptic number.

557698163 is a deficient number, since it is larger than the sum of its proper divisors (55078477).

557698163 is a wasteful number, since it uses less digits than its factorization.

557698163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364897.

The product of its digits is 1360800, while the sum is 50.

The square root of 557698163 is about 23615.6338682662. The cubic root of 557698163 is about 823.1261606005.

The spelling of 557698163 in words is "five hundred fifty-seven million, six hundred ninety-eight thousand, one hundred sixty-three".