135426683529 has 24 divisors (see below), whose sum is σ = 197304213600. Its totient is φ = 89508481920.

The previous prime is 135426683521. The next prime is 135426683593. The reversal of 135426683529 is 925386624531.

It is a happy number.

135426683529 is a `hidden beast` number, since 1 + 3 + 54 + 2 + 6 + 68 + 3 + 529 = 666.

It is not a de Polignac number, because 135426683529 - 2³ = 135426683521 is a prime.

It is a super-3 number, since 3×135426683529³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (135426683521) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 406257 + ... + 660225.

It is an arithmetic number, because the mean of its divisors is an integer number (8221008900).

Almost surely, 2^135426683529 is an apocalyptic number.

It is an amenable number.

135426683529 is a deficient number, since it is larger than the sum of its proper divisors (61877530071).

135426683529 is a wasteful number, since it uses less digits than its factorization.

135426683529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254485 (or 254482 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 135426683529 in words is "one hundred thirty-five billion, four hundred twenty-six million, six hundred eighty-three thousand, five hundred twenty-nine".