133056601336655 has 4 divisors (see below), whose sum is σ = 159667921603992. Its totient is φ = 106445281069320.

The previous prime is 133056601336609. The next prime is 133056601336679. The reversal of 133056601336655 is 556633106650331.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 133056601336655 - 2³⁶ = 132987881859919 is a prime.

It is a super-2 number, since 2×133056601336655² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133056601336597 and 133056601336606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13305660133661 + ... + 13305660133670.

It is an arithmetic number, because the mean of its divisors is an integer number (39916980400998).

Almost surely, 2^{133056601336655} is an apocalyptic number.

133056601336655 is a deficient number, since it is larger than the sum of its proper divisors (26611320267337).

133056601336655 is an equidigital number, since it uses as much as digits as its factorization.

133056601336655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26611320267336.

The product of its (nonzero) digits is 13122000, while the sum is 53.

Adding to 133056601336655 its reverse (556633106650331), we get a palindrome (689689707986986).

The spelling of 133056601336655 in words is "one hundred thirty-three trillion, fifty-six billion, six hundred one million, three hundred thirty-six thousand, six hundred fifty-five".