89441786318201 has 2 divisors, whose sum is σ = 89441786318202. Its totient is φ = 89441786318200.

The previous prime is 89441786318153. The next prime is 89441786318207. The reversal of 89441786318201 is 10281368714498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54637214106601 + 34804572211600 = 7391699^2 + 5899540^2 .

It is a cyclic number.

It is not a de Polignac number, because 89441786318201 - 2³⁰ = 89440712576377 is a prime.

It is not a weakly prime, because it can be changed into another prime (89441786318207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44720893159100 + 44720893159101.

It is an arithmetic number, because the mean of its divisors is an integer number (44720893159101).

Almost surely, 2^{89441786318201} is an apocalyptic number.

It is an amenable number.

89441786318201 is a deficient number, since it is larger than the sum of its proper divisors (1).

89441786318201 is an equidigital number, since it uses as much as digits as its factorization.

89441786318201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18579456, while the sum is 62.

The spelling of 89441786318201 in words is "eighty-nine trillion, four hundred forty-one billion, seven hundred eighty-six million, three hundred eighteen thousand, two hundred one".