557757668133 has 12 divisors (see below), whose sum is σ = 831638674048. Its totient is φ = 359843656680.

The previous prime is 557757668129. The next prime is 557757668161. The reversal of 557757668133 is 331866757755.

557757668133 is a `hidden beast` number, since 5 + 57 + 7 + 576 + 6 + 8 + 1 + 3 + 3 = 666.

557757668133 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 557757668133 - 2² = 557757668129 is a prime.

It is a super-2 number, since 2×557757668133² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557757668033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 999565435 + ... + 999565992.

Almost surely, 2^557757668133 is an apocalyptic number.

It is an amenable number.

557757668133 is a deficient number, since it is larger than the sum of its proper divisors (273881005915).

557757668133 is a wasteful number, since it uses less digits than its factorization.

557757668133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999131464 (or 1999131461 counting only the distinct ones).

The product of its digits is 111132000, while the sum is 63.

The spelling of 557757668133 in words is "five hundred fifty-seven billion, seven hundred fifty-seven million, six hundred sixty-eight thousand, one hundred thirty-three".