557020612056 has 16 divisors (see below), whose sum is σ = 1392551530200. Its totient is φ = 185673537344.

The previous prime is 557020612037. The next prime is 557020612129. The reversal of 557020612056 is 650216020755.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11604596061 + ... + 11604596108.

Almost surely, 2^557020612056 is an apocalyptic number.

It is an amenable number.

557020612056 is an abundant number, since it is smaller than the sum of its proper divisors (835530918144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557020612056 is a wasteful number, since it uses less digits than its factorization.

557020612056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23209192178 (or 23209192174 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 557020612056 in words is "five hundred fifty-seven billion, twenty million, six hundred twelve thousand, fifty-six".