134366123164666 has 4 divisors (see below), whose sum is σ = 201549184747002. Its totient is φ = 67183061582332.

The previous prime is 134366123164661. The next prime is 134366123164703. The reversal of 134366123164666 is 666461321663431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 127263871514641 + 7102251650025 = 11281129^2 + 2665005^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 134366123164666.

It is not an unprimeable number, because it can be changed into a prime (134366123164661) 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 as a sum of consecutive naturals, namely, 33591530791165 + ... + 33591530791168.

Almost surely, 2^{134366123164666} is an apocalyptic number.

134366123164666 is a deficient number, since it is larger than the sum of its proper divisors (67183061582336).

134366123164666 is an equidigital number, since it uses as much as digits as its factorization.

134366123164666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67183061582335.

The product of its digits is 40310784, while the sum is 58.

The spelling of 134366123164666 in words is "one hundred thirty-four trillion, three hundred sixty-six billion, one hundred twenty-three million, one hundred sixty-four thousand, six hundred sixty-six".