85433098669 has 2 divisors, whose sum is σ = 85433098670. Its totient is φ = 85433098668.

The previous prime is 85433098657. The next prime is 85433098687. The reversal of 85433098669 is 96689033458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82087980100 + 3345118569 = 286510^2 + 57837^2 .

It is a cyclic number.

It is not a de Polignac number, because 85433098669 - 2²³ = 85424710061 is a prime.

It is a super-2 number, since 2×85433098669² (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 (85433096669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42716549334 + 42716549335.

It is an arithmetic number, because the mean of its divisors is an integer number (42716549335).

Almost surely, 2^85433098669 is an apocalyptic number.

It is an amenable number.

85433098669 is a deficient number, since it is larger than the sum of its proper divisors (1).

85433098669 is an equidigital number, since it uses as much as digits as its factorization.

85433098669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33592320, while the sum is 61.

The spelling of 85433098669 in words is "eighty-five billion, four hundred thirty-three million, ninety-eight thousand, six hundred sixty-nine".