136165103665 has 8 divisors (see below), whose sum is σ = 165234058920. Its totient is φ = 107708126592.

The previous prime is 136165103623. The next prime is 136165103699. The reversal of 136165103665 is 566301561631.

It can be written as a sum of positive squares in 4 ways, for example, as 1676411136 + 134488692529 = 40944^2 + 366727^2 .

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 136165103665 - 2¹⁹ = 136164579377 is a prime.

It is a super-2 number, since 2×136165103665² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152994054 + ... + 152994943.

It is an arithmetic number, because the mean of its divisors is an integer number (20654257365).

Almost surely, 2^136165103665 is an apocalyptic number.

It is an amenable number.

136165103665 is a deficient number, since it is larger than the sum of its proper divisors (29068955255).

136165103665 is an equidigital number, since it uses as much as digits as its factorization.

136165103665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305989091.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 136165103665 in words is "one hundred thirty-six billion, one hundred sixty-five million, one hundred three thousand, six hundred sixty-five".