136764100243 has 16 divisors (see below), whose sum is σ = 139060530432. Its totient is φ = 134478540000.

The previous prime is 136764100229. The next prime is 136764100259. The reversal of 136764100243 is 342001467631.

It is a cyclic number.

It is not a de Polignac number, because 136764100243 - 2⁵ = 136764100211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136764100643) 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, 57680848 + ... + 57683218.

It is an arithmetic number, because the mean of its divisors is an integer number (8691283152).

Almost surely, 2^136764100243 is an apocalyptic number.

136764100243 is a deficient number, since it is larger than the sum of its proper divisors (2296430189).

136764100243 is a wasteful number, since it uses less digits than its factorization.

136764100243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4266.

The product of its (nonzero) digits is 72576, while the sum is 37.

Adding to 136764100243 its reverse (342001467631), we get a palindrome (478765567874).

The spelling of 136764100243 in words is "one hundred thirty-six billion, seven hundred sixty-four million, one hundred thousand, two hundred forty-three".