66266466266 has 48 divisors (see below), whose sum is σ = 134470839552. Its totient is φ = 23832087840.

The previous prime is 66266466181. The next prime is 66266466289.

66266466266 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1482530 + ... + 1526573.

It is an arithmetic number, because the mean of its divisors is an integer number (2801475824).

Almost surely, 2^66266466266 is an apocalyptic number.

66266466266 is an abundant number, since it is smaller than the sum of its proper divisors (68204373286).

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

66266466266 is a wasteful number, since it uses less digits than its factorization.

66266466266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009147 (or 3009136 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 56.

The spelling of 66266466266 in words is "sixty-six billion, two hundred sixty-six million, four hundred sixty-six thousand, two hundred sixty-six".