136473607766 has 4 divisors (see below), whose sum is σ = 204710411652. Its totient is φ = 68236803882.

The previous prime is 136473607583. The next prime is 136473607769. The reversal of 136473607766 is 667706374631.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136473607769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34118401940 + ... + 34118401943.

It is an arithmetic number, because the mean of its divisors is an integer number (51177602913).

Almost surely, 2^136473607766 is an apocalyptic number.

136473607766 is a deficient number, since it is larger than the sum of its proper divisors (68236803886).

136473607766 is an equidigital number, since it uses as much as digits as its factorization.

136473607766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68236803885.

The product of its (nonzero) digits is 16003008, while the sum is 56.

The spelling of 136473607766 in words is "one hundred thirty-six billion, four hundred seventy-three million, six hundred seven thousand, seven hundred sixty-six".