1066726832266 has 8 divisors (see below), whose sum is σ = 1601639225604. Its totient is φ = 532847090400.

The previous prime is 1066726832263. The next prime is 1066726832341. The reversal of 1066726832266 is 6622386276601.

It can be written as a sum of positive squares in 2 ways, for example, as 1063693136025 + 3033696241 = 1031355^2 + 55079^2 .

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

It is a super-2 number, since 2×1066726832266² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066726832263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258160285 + ... + 258164416.

Almost surely, 2^{1066726832266} is an apocalyptic number.

1066726832266 is a deficient number, since it is larger than the sum of its proper divisors (534912393338).

1066726832266 is a wasteful number, since it uses less digits than its factorization.

1066726832266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516325736.

The product of its (nonzero) digits is 10450944, while the sum is 55.

The spelling of 1066726832266 in words is "one trillion, sixty-six billion, seven hundred twenty-six million, eight hundred thirty-two thousand, two hundred sixty-six".