5566511510166 has 16 divisors (see below), whose sum is σ = 11133093443184. Its totient is φ = 1855492099584.

The previous prime is 5566511510137. The next prime is 5566511510167. The reversal of 5566511510166 is 6610151156655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566511510167) 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, 1877431 + ... + 3828546.

It is an arithmetic number, because the mean of its divisors is an integer number (695818340199).

Almost surely, 2^{5566511510166} is an apocalyptic number.

5566511510166 is an abundant number, since it is smaller than the sum of its proper divisors (5566581933018).

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

5566511510166 is a wasteful number, since it uses less digits than its factorization.

5566511510166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5868575.

The product of its (nonzero) digits is 810000, while the sum is 48.

The spelling of 5566511510166 in words is "five trillion, five hundred sixty-six billion, five hundred eleven million, five hundred ten thousand, one hundred sixty-six".