133756066027 has 4 divisors (see below), whose sum is σ = 136279765440. Its totient is φ = 131232366616.

The previous prime is 133756066019. The next prime is 133756066061. The reversal of 133756066027 is 720660657331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720660657331 = 37 ⋅19477315063.

It is a cyclic number.

It is not a de Polignac number, because 133756066027 - 2³ = 133756066019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133756066097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1261849627 + ... + 1261849732.

It is an arithmetic number, because the mean of its divisors is an integer number (34069941360).

Almost surely, 2^133756066027 is an apocalyptic number.

133756066027 is a deficient number, since it is larger than the sum of its proper divisors (2523699413).

133756066027 is an equidigital number, since it uses as much as digits as its factorization.

133756066027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523699412.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 133756066027 in words is "one hundred thirty-three billion, seven hundred fifty-six million, sixty-six thousand, twenty-seven".