5555606656 has 32 divisors (see below), whose sum is σ = 11082325500. Its totient is φ = 2774160384.

The previous prime is 5555606633. The next prime is 5555606663. The reversal of 5555606656 is 6566065555.

It can be written as a sum of positive squares in 2 ways, for example, as 5481921600 + 73685056 = 74040^2 + 8584^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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, 70870 + ... + 127018.

Almost surely, 2^5555606656 is an apocalyptic number.

It is an amenable number.

5555606656 is a deficient number, since it is larger than the sum of its proper divisors (5526718844).

5555606656 is an equidigital number, since it uses as much as digits as its factorization.

5555606656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56936 (or 56924 counting only the distinct ones).

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

The square root of 5555606656 is about 74535.9420414071. The cubic root of 5555606656 is about 1771.1030455202.

The spelling of 5555606656 in words is "five billion, five hundred fifty-five million, six hundred six thousand, six hundred fifty-six".