557240168 has 16 divisors (see below), whose sum is σ = 1055598180. Its totient is φ = 275747328.

The previous prime is 557240137. The next prime is 557240207. The reversal of 557240168 is 861042755.

557240168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 539075524 + 18164644 = 23218^2 + 4262^2 .

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, 358271 + ... + 359822.

Almost surely, 2^557240168 is an apocalyptic number.

It is an amenable number.

557240168 is a deficient number, since it is larger than the sum of its proper divisors (498358012).

557240168 is a wasteful number, since it uses less digits than its factorization.

557240168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718196 (or 718192 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 557240168 is about 23605.9350164318. The cubic root of 557240168 is about 822.9007752965.

The spelling of 557240168 in words is "five hundred fifty-seven million, two hundred forty thousand, one hundred sixty-eight".