135182699585 has 8 divisors (see below), whose sum is σ = 171761547816. Its totient is φ = 101784620800.

The previous prime is 135182699557. The next prime is 135182699633. The reversal of 135182699585 is 585996281531.

It is a Cunningham number, because it is equal to 367672²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 48666124816 + 86516574769 = 220604^2 + 294137^2 .

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

It is not a de Polignac number, because 135182699585 - 2⁸ = 135182699329 is a prime.

It is a Duffinian number.

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, 795192266 + ... + 795192435.

It is an arithmetic number, because the mean of its divisors is an integer number (21470193477).

Almost surely, 2^135182699585 is an apocalyptic number.

It is an amenable number.

135182699585 is a deficient number, since it is larger than the sum of its proper divisors (36578848231).

135182699585 is a wasteful number, since it uses less digits than its factorization.

135182699585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590384723.

The product of its digits is 23328000, while the sum is 62.

The spelling of 135182699585 in words is "one hundred thirty-five billion, one hundred eighty-two million, six hundred ninety-nine thousand, five hundred eighty-five".