6660666505110 has 32 divisors (see below), whose sum is σ = 15987197774592. Its totient is φ = 1776000161120.

The previous prime is 6660666505091. The next prime is 6660666505117. The reversal of 6660666505110 is 115056660666.

It is a super-2 number, since 2×6660666505110² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6660666505110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6660666505117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10793136 + ... + 11393555.

It is an arithmetic number, because the mean of its divisors is an integer number (499599930456).

Almost surely, 2^{6660666505110} is an apocalyptic number.

6660666505110 is an abundant number, since it is smaller than the sum of its proper divisors (9326531269482).

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

6660666505110 is a wasteful number, since it uses less digits than its factorization.

6660666505110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22196708.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 6660666505110 in words is "six trillion, six hundred sixty billion, six hundred sixty-six million, five hundred five thousand, one hundred ten".