135561562255 has 24 divisors (see below), whose sum is σ = 189301678560. Its totient is φ = 92922701760.

The previous prime is 135561562229. The next prime is 135561562267. The reversal of 135561562255 is 552265165531.

It is not a de Polignac number, because 135561562255 - 2¹¹ = 135561560207 is a prime.

It is a super-2 number, since 2×135561562255² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 584110 + ... + 782500.

It is an arithmetic number, because the mean of its divisors is an integer number (7887569940).

Almost surely, 2^135561562255 is an apocalyptic number.

135561562255 is a deficient number, since it is larger than the sum of its proper divisors (53740116305).

135561562255 is a wasteful number, since it uses less digits than its factorization.

135561562255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201199 (or 201192 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 46.

The spelling of 135561562255 in words is "one hundred thirty-five billion, five hundred sixty-one million, five hundred sixty-two thousand, two hundred fifty-five".