135551555152 has 120 divisors (see below), whose sum is σ = 287449185408. Its totient is φ = 61892812800.

The previous prime is 135551555119. The next prime is 135551555159. The reversal of 135551555152 is 251555155531.

It is a junction number, because it is equal to n+sod(n) for n = 135551555099 and 135551555108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135551555159) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 110114377 + ... + 110115607.

Almost surely, 2^135551555152 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 135551555152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143724592704).

135551555152 is an abundant number, since it is smaller than the sum of its proper divisors (151897630256).

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

135551555152 is a wasteful number, since it uses less digits than its factorization.

135551555152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1650 counting only the distinct ones).

The product of its digits is 468750, while the sum is 43.

The spelling of 135551555152 in words is "one hundred thirty-five billion, five hundred fifty-one million, five hundred fifty-five thousand, one hundred fifty-two".