135291823192536 has 32 divisors (see below), whose sum is σ = 339982042749360. Its totient is φ = 44863609761792.

The previous prime is 135291823192507. The next prime is 135291823192579. The reversal of 135291823192536 is 635291328192531.

It is a super-2 number, since 2×135291823192536² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135291823192536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14604035005 + ... + 14604044268.

Almost surely, 2^{135291823192536} is an apocalyptic number.

It is an amenable number.

135291823192536 is an abundant number, since it is smaller than the sum of its proper divisors (204690219556824).

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

135291823192536 is a wasteful number, since it uses less digits than its factorization.

135291823192536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29208079475 (or 29208079471 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 60.

The spelling of 135291823192536 in words is "one hundred thirty-five trillion, two hundred ninety-one billion, eight hundred twenty-three million, one hundred ninety-two thousand, five hundred thirty-six".