135305254455 has 64 divisors (see below), whose sum is σ = 262578475008. Its totient is φ = 58079969280.

The previous prime is 135305254369. The next prime is 135305254463. The reversal of 135305254455 is 554452503531.

It is not a de Polignac number, because 135305254455 - 2¹² = 135305250359 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 (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 681399 + ... + 857271.

It is an arithmetic number, because the mean of its divisors is an integer number (4102788672).

Almost surely, 2^135305254455 is an apocalyptic number.

135305254455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135305254455 is a deficient number, since it is larger than the sum of its proper divisors (127273220553).

135305254455 is a wasteful number, since it uses less digits than its factorization.

135305254455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176336.

The product of its (nonzero) digits is 900000, while the sum is 42.

Adding to 135305254455 its reverse (554452503531), we get a palindrome (689757757986).

The spelling of 135305254455 in words is "one hundred thirty-five billion, three hundred five million, two hundred fifty-four thousand, four hundred fifty-five".