135660524605 has 16 divisors (see below), whose sum is σ = 172585741824. Its totient is φ = 102188917440.

The previous prime is 135660524561. The next prime is 135660524711. The reversal of 135660524605 is 506425066531.

It is not a de Polignac number, because 135660524605 - 2¹³ = 135660516413 is a prime.

It is a super-2 number, since 2×135660524605² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11821687 + ... + 11833156.

It is an arithmetic number, because the mean of its divisors is an integer number (10786608864).

Almost surely, 2^135660524605 is an apocalyptic number.

It is an amenable number.

135660524605 is a deficient number, since it is larger than the sum of its proper divisors (36925217219).

135660524605 is a wasteful number, since it uses less digits than its factorization.

135660524605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23654916.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 135660524605 in words is "one hundred thirty-five billion, six hundred sixty million, five hundred twenty-four thousand, six hundred five".