135500825408 has 84 divisors (see below), whose sum is σ = 300551868288. Its totient is φ = 60521310720.

The previous prime is 135500825389. The next prime is 135500825423. The reversal of 135500825408 is 804528005531.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 133235 + ... + 537357.

It is an arithmetic number, because the mean of its divisors is an integer number (3577998432).

Almost surely, 2^135500825408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135500825408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150275934144).

135500825408 is an abundant number, since it is smaller than the sum of its proper divisors (165051042880).

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

135500825408 is a wasteful number, since it uses less digits than its factorization.

135500825408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404192 (or 404169 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 41.

The spelling of 135500825408 in words is "one hundred thirty-five billion, five hundred million, eight hundred twenty-five thousand, four hundred eight".