133005120766 has 32 divisors (see below), whose sum is σ = 240041088000. Its totient is φ = 53994913632.

The previous prime is 133005120757. The next prime is 133005120769. The reversal of 133005120766 is 667021500331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133005120769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2277115 + ... + 2334793.

It is an arithmetic number, because the mean of its divisors is an integer number (7501284000).

Almost surely, 2^133005120766 is an apocalyptic number.

133005120766 is a deficient number, since it is larger than the sum of its proper divisors (107035967234).

133005120766 is a wasteful number, since it uses less digits than its factorization.

133005120766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66376.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 133005120766 in words is "one hundred thirty-three billion, five million, one hundred twenty thousand, seven hundred sixty-six".