136008356574665 has 8 divisors (see below), whose sum is σ = 167621109724680. Its totient is φ = 105865964036352.

The previous prime is 136008356574569. The next prime is 136008356574679. The reversal of 136008356574665 is 566475653800631.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 54463411084489 + 81544945490176 = 7379933^2 + 9030224^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 136008356574665 - 2²² = 136008352380361 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367590152720 + ... + 367590153089.

It is an arithmetic number, because the mean of its divisors is an integer number (20952638715585).

Almost surely, 2^{136008356574665} is an apocalyptic number.

It is an amenable number.

136008356574665 is a deficient number, since it is larger than the sum of its proper divisors (31612753150015).

136008356574665 is an equidigital number, since it uses as much as digits as its factorization.

136008356574665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735180305851.

The product of its (nonzero) digits is 326592000, while the sum is 65.

The spelling of 136008356574665 in words is "one hundred thirty-six trillion, eight billion, three hundred fifty-six million, five hundred seventy-four thousand, six hundred sixty-five".