5606555166128 has 40 divisors (see below), whose sum is σ = 12428023960320. Its totient is φ = 2400194721600.

The previous prime is 5606555166127. The next prime is 5606555166197. The reversal of 5606555166128 is 8216615556065.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (5606555166127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27132398 + ... + 27338253.

It is an arithmetic number, because the mean of its divisors is an integer number (310700599008).

Almost surely, 2^{5606555166128} is an apocalyptic number.

It is an amenable number.

5606555166128 is an abundant number, since it is smaller than the sum of its proper divisors (6821468794192).

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

5606555166128 is a wasteful number, since it uses less digits than its factorization.

5606555166128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54471585 (or 54471579 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 56.

The spelling of 5606555166128 in words is "five trillion, six hundred six billion, five hundred fifty-five million, one hundred sixty-six thousand, one hundred twenty-eight".