135255420015112 has 32 divisors (see below), whose sum is σ = 254922811629120. Its totient is φ = 67276777417920.

The previous prime is 135255420015071. The next prime is 135255420015127. The reversal of 135255420015112 is 211510024552531.

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, 46966078 + ... + 49762669.

It is an arithmetic number, because the mean of its divisors is an integer number (7966337863410).

Almost surely, 2^{135255420015112} is an apocalyptic number.

It is an amenable number.

135255420015112 is a deficient number, since it is larger than the sum of its proper divisors (119667391614008).

135255420015112 is a wasteful number, since it uses less digits than its factorization.

135255420015112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96729661 (or 96729657 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 37.

Adding to 135255420015112 its reverse (211510024552531), we get a palindrome (346765444567643).

The spelling of 135255420015112 in words is "one hundred thirty-five trillion, two hundred fifty-five billion, four hundred twenty million, fifteen thousand, one hundred twelve".