135320535000 has 240 divisors, whose sum is σ = 523395272400. Its totient is φ = 30930336000.

The previous prime is 135320534863. The next prime is 135320535017. The reversal of 135320535000 is 535023531.

135320535000 is a `hidden beast` number, since 135 + 3 + 20 + 5 + 3 + 500 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 100206 + ... + 529794.

It is an arithmetic number, because the mean of its divisors is an integer number (2180813635).

Almost surely, 2^135320535000 is an apocalyptic number.

135320535000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135320535000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261697636200).

135320535000 is an abundant number, since it is smaller than the sum of its proper divisors (388074737400).

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

135320535000 is a wasteful number, since it uses less digits than its factorization.

135320535000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429628 (or 429606 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

Adding to 135320535000 its reverse (535023531), we get a palindrome (135855558531).

The spelling of 135320535000 in words is "one hundred thirty-five billion, three hundred twenty million, five hundred thirty-five thousand".