133550840069 has 2 divisors, whose sum is σ = 133550840070. Its totient is φ = 133550840068.

The previous prime is 133550840057. The next prime is 133550840081. The reversal of 133550840069 is 960048055331.

It is a balanced prime because it is at equal distance from previous prime (133550840057) and next prime (133550840081).

It can be written as a sum of positive squares in only one way, i.e., 111032236225 + 22518603844 = 333215^2 + 150062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133550840069 is a prime.

It is a super-2 number, since 2×133550840069² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133550840569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66775420034 + 66775420035.

It is an arithmetic number, because the mean of its divisors is an integer number (66775420035).

Almost surely, 2^133550840069 is an apocalyptic number.

It is an amenable number.

133550840069 is a deficient number, since it is larger than the sum of its proper divisors (1).

133550840069 is an equidigital number, since it uses as much as digits as its factorization.

133550840069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 133550840069 in words is "one hundred thirty-three billion, five hundred fifty million, eight hundred forty thousand, sixty-nine".