135451236255 has 16 divisors (see below), whose sum is σ = 226144673280. Its totient is φ = 69099760928.

The previous prime is 135451236247. The next prime is 135451236287. The reversal of 135451236255 is 552632154531.

It is a cyclic number.

It is not a de Polignac number, because 135451236255 - 2³ = 135451236247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196305795 + ... + 196306484.

It is an arithmetic number, because the mean of its divisors is an integer number (14134042080).

Almost surely, 2^135451236255 is an apocalyptic number.

135451236255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135451236255 is a deficient number, since it is larger than the sum of its proper divisors (90693437025).

135451236255 is a wasteful number, since it uses less digits than its factorization.

135451236255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392612310.

The product of its digits is 540000, while the sum is 42.

The spelling of 135451236255 in words is "one hundred thirty-five billion, four hundred fifty-one million, two hundred thirty-six thousand, two hundred fifty-five".