557146168 has 16 divisors (see below), whose sum is σ = 1106099280. Its totient is φ = 262186368.

The previous prime is 557146153. The next prime is 557146169. The reversal of 557146168 is 861641755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557146169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048196 + ... + 2048467.

It is an arithmetic number, because the mean of its divisors is an integer number (69131205).

Almost surely, 2^557146168 is an apocalyptic number.

It is an amenable number.

557146168 is a deficient number, since it is larger than the sum of its proper divisors (548953112).

557146168 is a wasteful number, since it uses less digits than its factorization.

557146168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096686 (or 4096682 counting only the distinct ones).

The product of its digits is 201600, while the sum is 43.

The square root of 557146168 is about 23603.9439077456. The cubic root of 557146168 is about 822.8545013992.

The spelling of 557146168 in words is "five hundred fifty-seven million, one hundred forty-six thousand, one hundred sixty-eight".