89228773717 has 2 divisors, whose sum is σ = 89228773718. Its totient is φ = 89228773716.

The previous prime is 89228773679. The next prime is 89228773721. The reversal of 89228773717 is 71737782298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71134757521 + 18094016196 = 266711^2 + 134514^2 .

It is a cyclic number.

It is not a de Polignac number, because 89228773717 - 2¹⁵ = 89228740949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89228773747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44614386858 + 44614386859.

It is an arithmetic number, because the mean of its divisors is an integer number (44614386859).

Almost surely, 2^89228773717 is an apocalyptic number.

It is an amenable number.

89228773717 is a deficient number, since it is larger than the sum of its proper divisors (1).

89228773717 is an equidigital number, since it uses as much as digits as its factorization.

89228773717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16595712, while the sum is 61.

The spelling of 89228773717 in words is "eighty-nine billion, two hundred twenty-eight million, seven hundred seventy-three thousand, seven hundred seventeen".