66220011002266 has 32 divisors (see below), whose sum is σ = 113072079600000. Its totient is φ = 28791116513280.

The previous prime is 66220011002261. The next prime is 66220011002291.

66220011002266 is nontrivially palindromic in base 10.

66220011002266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (66220011002261) 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, 96429850 + ... + 97114138.

It is an arithmetic number, because the mean of its divisors is an integer number (3533502487500).

Almost surely, 2^{66220011002266} is an apocalyptic number.

66220011002266 is a deficient number, since it is larger than the sum of its proper divisors (46852068597734).

66220011002266 is a wasteful number, since it uses less digits than its factorization.

66220011002266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875574.

The product of its (nonzero) digits is 20736, while the sum is 34.

It can be divided in two parts, 6622001 and 1002266, that added together give a palindrome (7624267).

The spelling of 66220011002266 in words is "sixty-six trillion, two hundred twenty billion, eleven million, two thousand, two hundred sixty-six".