136597575866 has 8 divisors (see below), whose sum is σ = 205340825844. Its totient is φ = 68150633920.

The previous prime is 136597575859. The next prime is 136597575869. The reversal of 136597575866 is 668575795631.

It can be written as a sum of positive squares in 2 ways, for example, as 136250312641 + 347263225 = 369121^2 + 18635^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 136597575796 and 136597575805.

It is not an unprimeable number, because it can be changed into a prime (136597575869) 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 3 ways as a sum of consecutive naturals, for example, 74075855 + ... + 74077698.

Almost surely, 2^136597575866 is an apocalyptic number.

136597575866 is a deficient number, since it is larger than the sum of its proper divisors (68743249978).

136597575866 is a wasteful number, since it uses less digits than its factorization.

136597575866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148154016.

The product of its digits is 285768000, while the sum is 68.

The spelling of 136597575866 in words is "one hundred thirty-six billion, five hundred ninety-seven million, five hundred seventy-five thousand, eight hundred sixty-six".