135555882 has 64 divisors (see below), whose sum is σ = 352733184. Its totient is φ = 33675840.

The previous prime is 135555877. The next prime is 135555911. The reversal of 135555882 is 288555531.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4248 + ... + 17004.

It is an arithmetic number, because the mean of its divisors is an integer number (5511456).

Almost surely, 2^135555882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135555882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176366592).

135555882 is an abundant number, since it is smaller than the sum of its proper divisors (217177302).

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

135555882 is a wasteful number, since it uses less digits than its factorization.

135555882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12803.

The product of its digits is 240000, while the sum is 42.

The square root of 135555882 is about 11642.8468168228. The cubic root of 135555882 is about 513.6959270823.

The spelling of 135555882 in words is "one hundred thirty-five million, five hundred fifty-five thousand, eight hundred eighty-two".