89741286209 has 2 divisors, whose sum is σ = 89741286210. Its totient is φ = 89741286208.

The previous prime is 89741286197. The next prime is 89741286223. The reversal of 89741286209 is 90268214798.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87157800625 + 2583485584 = 295225^2 + 50828^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89741286209 is a prime.

It is not a weakly prime, because it can be changed into another prime (89741286259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44870643104 + 44870643105.

It is an arithmetic number, because the mean of its divisors is an integer number (44870643105).

Almost surely, 2^89741286209 is an apocalyptic number.

It is an amenable number.

89741286209 is a deficient number, since it is larger than the sum of its proper divisors (1).

89741286209 is an equidigital number, since it uses as much as digits as its factorization.

89741286209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 56.

The spelling of 89741286209 in words is "eighty-nine billion, seven hundred forty-one million, two hundred eighty-six thousand, two hundred nine".