85333333320029 has 2 divisors, whose sum is σ = 85333333320030. Its totient is φ = 85333333320028.

The previous prime is 85333333320023. The next prime is 85333333320047. The reversal of 85333333320029 is 92002333333358.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66508885468804 + 18824447851225 = 8155298^2 + 4338715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85333333320029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85333333320023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42666666660014 + 42666666660015.

It is an arithmetic number, because the mean of its divisors is an integer number (42666666660015).

Almost surely, 2^{85333333320029} is an apocalyptic number.

It is an amenable number.

85333333320029 is a deficient number, since it is larger than the sum of its proper divisors (1).

85333333320029 is an equidigital number, since it uses as much as digits as its factorization.

85333333320029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 47.

The spelling of 85333333320029 in words is "eighty-five trillion, three hundred thirty-three billion, three hundred thirty-three million, three hundred twenty thousand, twenty-nine".