5166011155566 has 8 divisors (see below), whose sum is σ = 10332022311144. Its totient is φ = 1722003718520.

The previous prime is 5166011155483. The next prime is 5166011155579. The reversal of 5166011155566 is 6655511106615.

It is a sphenic number, since it is the product of 3 distinct primes.

5166011155566 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 430500929625 + ... + 430500929636.

It is an arithmetic number, because the mean of its divisors is an integer number (1291502788893).

Almost surely, 2^{5166011155566} is an apocalyptic number.

5166011155566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5166011155566 is a wasteful number, since it uses less digits than its factorization.

5166011155566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861001859266.

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

The spelling of 5166011155566 in words is "five trillion, one hundred sixty-six billion, eleven million, one hundred fifty-five thousand, five hundred sixty-six".