135423323152 has 40 divisors (see below), whose sum is σ = 283691842560. Its totient is φ = 62254032000.

The previous prime is 135423323129. The next prime is 135423323171. The reversal of 135423323152 is 251323324531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1244752 + ... + 1349167.

It is an arithmetic number, because the mean of its divisors is an integer number (7092296064).

Almost surely, 2^135423323152 is an apocalyptic number.

It is an amenable number.

135423323152 is an abundant number, since it is smaller than the sum of its proper divisors (148268519408).

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

135423323152 is a wasteful number, since it uses less digits than its factorization.

135423323152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2594191 (or 2594185 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

Adding to 135423323152 its reverse (251323324531), we get a palindrome (386746647683).

The spelling of 135423323152 in words is "one hundred thirty-five billion, four hundred twenty-three million, three hundred twenty-three thousand, one hundred fifty-two".