133666758859 has 2 divisors, whose sum is σ = 133666758860. Its totient is φ = 133666758858.

The previous prime is 133666758847. The next prime is 133666758881. The reversal of 133666758859 is 958857666331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133666758859 - 2¹⁹ = 133666234571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133666758794 and 133666758803.

It is not a weakly prime, because it can be changed into another prime (133666758829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66833379429 + 66833379430.

It is an arithmetic number, because the mean of its divisors is an integer number (66833379430).

Almost surely, 2^133666758859 is an apocalyptic number.

133666758859 is a deficient number, since it is larger than the sum of its proper divisors (1).

133666758859 is an equidigital number, since it uses as much as digits as its factorization.

133666758859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 195955200, while the sum is 67.

The spelling of 133666758859 in words is "one hundred thirty-three billion, six hundred sixty-six million, seven hundred fifty-eight thousand, eight hundred fifty-nine".