133641227755 has 12 divisors (see below), whose sum is σ = 186552244800. Its totient is φ = 91639698864.

The previous prime is 133641227743. The next prime is 133641227807. The reversal of 133641227755 is 557722146331.

It is a de Polignac number, because none of the positive numbers 2^k-133641227755 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 272736955 + ... + 272737444.

It is an arithmetic number, because the mean of its divisors is an integer number (15546020400).

Almost surely, 2^133641227755 is an apocalyptic number.

133641227755 is a deficient number, since it is larger than the sum of its proper divisors (52911017045).

133641227755 is an equidigital number, since it uses as much as digits as its factorization.

133641227755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545474418 (or 545474411 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 46.

The spelling of 133641227755 in words is "one hundred thirty-three billion, six hundred forty-one million, two hundred twenty-seven thousand, seven hundred fifty-five".