557216682 has 32 divisors (see below), whose sum is σ = 1230405120. Its totient is φ = 166817520.

The previous prime is 557216663. The next prime is 557216687. The reversal of 557216682 is 286612755.

557216682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (557216687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45382 + ... + 56337.

It is an arithmetic number, because the mean of its divisors is an integer number (38450160).

Almost surely, 2^557216682 is an apocalyptic number.

557216682 is an abundant number, since it is smaller than the sum of its proper divisors (673188438).

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

557216682 is a wasteful number, since it uses less digits than its factorization.

557216682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101818.

The product of its digits is 201600, while the sum is 42.

The square root of 557216682 is about 23605.4375515473. The cubic root of 557216682 is about 822.8892142017.

The spelling of 557216682 in words is "five hundred fifty-seven million, two hundred sixteen thousand, six hundred eighty-two".