133136255535 has 16 divisors (see below), whose sum is σ = 213046527456. Its totient is φ = 70996496768.

The previous prime is 133136255521. The next prime is 133136255557. The reversal of 133136255535 is 535552631331.

It is a cyclic number.

It is not a de Polignac number, because 133136255535 - 2²⁰ = 133135206959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477624 + ... + 703133.

It is an arithmetic number, because the mean of its divisors is an integer number (13315407966).

Almost surely, 2^133136255535 is an apocalyptic number.

133136255535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133136255535 is a deficient number, since it is larger than the sum of its proper divisors (79910271921).

133136255535 is a wasteful number, since it uses less digits than its factorization.

133136255535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188282.

The product of its digits is 607500, while the sum is 42.

Adding to 133136255535 its reverse (535552631331), we get a palindrome (668688886866).

The spelling of 133136255535 in words is "one hundred thirty-three billion, one hundred thirty-six million, two hundred fifty-five thousand, five hundred thirty-five".