135136472135605 has 16 divisors (see below), whose sum is σ = 162746638488000. Its totient is φ = 107721140284800.

The previous prime is 135136472135593. The next prime is 135136472135611. The reversal of 135136472135605 is 506531274631531.

It is not a de Polignac number, because 135136472135605 - 2¹⁵ = 135136472102837 is a prime.

It is a super-2 number, since 2×135136472135605² (a number of 29 digits) contains 22 as substring.

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, 32002671 + ... + 35978380.

It is an arithmetic number, because the mean of its divisors is an integer number (10171664905500).

Almost surely, 2^{135136472135605} is an apocalyptic number.

It is an amenable number.

135136472135605 is a deficient number, since it is larger than the sum of its proper divisors (27610166352395).

135136472135605 is a wasteful number, since it uses less digits than its factorization.

135136472135605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67982484.

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 135136472135605 in words is "one hundred thirty-five trillion, one hundred thirty-six billion, four hundred seventy-two million, one hundred thirty-five thousand, six hundred five".