135232442352 has 160 divisors (see below), whose sum is σ = 446446822400. Its totient is φ = 38391604992.

The previous prime is 135232442347. The next prime is 135232442353. The reversal of 135232442352 is 253244232531.

135232442352 is a `hidden beast` number, since 1 + 35 + 232 + 4 + 42 + 352 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135232442353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 332349 + ... + 617187.

It is an arithmetic number, because the mean of its divisors is an integer number (2790292640).

Almost surely, 2^135232442352 is an apocalyptic number.

135232442352 is a gapful number since it is divisible by the number (12) 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 135232442352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223223411200).

135232442352 is an abundant number, since it is smaller than the sum of its proper divisors (311214380048).

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

135232442352 is a wasteful number, since it uses less digits than its factorization.

135232442352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285020 (or 285008 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

Adding to 135232442352 its reverse (253244232531), we get a palindrome (388476674883).

The spelling of 135232442352 in words is "one hundred thirty-five billion, two hundred thirty-two million, four hundred forty-two thousand, three hundred fifty-two".