86279070289 has 2 divisors, whose sum is σ = 86279070290. Its totient is φ = 86279070288.

The previous prime is 86279070217. The next prime is 86279070313. The reversal of 86279070289 is 98207097268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55123996225 + 31155074064 = 234785^2 + 176508^2 .

It is a cyclic number.

It is not a de Polignac number, because 86279070289 - 2¹¹ = 86279068241 is a prime.

It is not a weakly prime, because it can be changed into another prime (86279070209) 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, 43139535144 + 43139535145.

It is an arithmetic number, because the mean of its divisors is an integer number (43139535145).

Almost surely, 2^86279070289 is an apocalyptic number.

It is an amenable number.

86279070289 is a deficient number, since it is larger than the sum of its proper divisors (1).

86279070289 is an equidigital number, since it uses as much as digits as its factorization.

86279070289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 58.

The spelling of 86279070289 in words is "eighty-six billion, two hundred seventy-nine million, seventy thousand, two hundred eighty-nine".