135822682578 has 16 divisors (see below), whose sum is σ = 296340398496. Its totient is φ = 41158388640.

The previous prime is 135822682543. The next prime is 135822682651. The reversal of 135822682578 is 875286228531.

It is a super-2 number, since 2×135822682578² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1028959651 + ... + 1028959782.

It is an arithmetic number, because the mean of its divisors is an integer number (18521274906).

Almost surely, 2^135822682578 is an apocalyptic number.

135822682578 is an abundant number, since it is smaller than the sum of its proper divisors (160517715918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135822682578 is a wasteful number, since it uses less digits than its factorization.

135822682578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057919449.

The product of its digits is 12902400, while the sum is 57.

The spelling of 135822682578 in words is "one hundred thirty-five billion, eight hundred twenty-two million, six hundred eighty-two thousand, five hundred seventy-eight".