135064520005 has 16 divisors (see below), whose sum is σ = 179072757504. Its totient is φ = 97274087680.

The previous prime is 135064519991. The next prime is 135064520077. The reversal of 135064520005 is 500025460531.

It is not a de Polignac number, because 135064520005 - 2¹¹ = 135064517957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34541401 + ... + 34545310.

It is an arithmetic number, because the mean of its divisors is an integer number (11192047344).

Almost surely, 2^135064520005 is an apocalyptic number.

It is an amenable number.

135064520005 is a deficient number, since it is larger than the sum of its proper divisors (44008237499).

135064520005 is a wasteful number, since it uses less digits than its factorization.

135064520005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69086756.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 135064520005 its reverse (500025460531), we get a palindrome (635089980536).

The spelling of 135064520005 in words is "one hundred thirty-five billion, sixty-four million, five hundred twenty thousand, five".