556543677 has 12 divisors (see below), whose sum is σ = 762661536. Its totient is φ = 360998640.

The previous prime is 556543667. The next prime is 556543679. The reversal of 556543677 is 776345655.

556543677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556543677 - 2⁶ = 556543613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556543679) 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, 63649 + ... + 71862.

It is an arithmetic number, because the mean of its divisors is an integer number (63555128).

Almost surely, 2^556543677 is an apocalyptic number.

It is an amenable number.

556543677 is a deficient number, since it is larger than the sum of its proper divisors (206117859).

556543677 is a wasteful number, since it uses less digits than its factorization.

556543677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135588 (or 135551 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 48.

The square root of 556543677 is about 23591.1779485468. The cubic root of 556543677 is about 822.5577861797.

The spelling of 556543677 in words is "five hundred fifty-six million, five hundred forty-three thousand, six hundred seventy-seven".