135405560520264 has 32 divisors (see below), whose sum is σ = 338514264126720. Its totient is φ = 45135138463296.

The previous prime is 135405560520257. The next prime is 135405560520319. The reversal of 135405560520264 is 462025065504531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25218409 + ... + 30112775.

It is an arithmetic number, because the mean of its divisors is an integer number (10578570753960).

Almost surely, 2^{135405560520264} is an apocalyptic number.

It is an amenable number.

135405560520264 is an abundant number, since it is smaller than the sum of its proper divisors (203108703606456).

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

135405560520264 is a wasteful number, since it uses less digits than its factorization.

135405560520264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6047109 (or 6047105 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 135405560520264 in words is "one hundred thirty-five trillion, four hundred five billion, five hundred sixty million, five hundred twenty thousand, two hundred sixty-four".