5055566656 has 56 divisors (see below), whose sum is σ = 11709294336. Its totient is φ = 2120563200.

The previous prime is 5055566653. The next prime is 5055566671. The reversal of 5055566656 is 6566655505.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5055566653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98995 + ... + 141106.

Almost surely, 2^5055566656 is an apocalyptic number.

5055566656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5055566656 is an abundant number, since it is smaller than the sum of its proper divisors (6653727680).

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

5055566656 is a wasteful number, since it uses less digits than its factorization.

5055566656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240167 (or 240157 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 49.

The square root of 5055566656 is about 71102.5080851583. The cubic root of 5055566656 is about 1716.2871343369.

The spelling of 5055566656 in words is "five billion, fifty-five million, five hundred sixty-six thousand, six hundred fifty-six".