18182250324097 has 2 divisors, whose sum is σ = 18182250324098. Its totient is φ = 18182250324096.

The previous prime is 18182250324089. The next prime is 18182250324107. The reversal of 18182250324097 is 79042305228181.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13484935329856 + 4697314994241 = 3672184^2 + 2167329^2 .

It is a cyclic number.

It is not a de Polignac number, because 18182250324097 - 2³ = 18182250324089 is a prime.

It is not a weakly prime, because it can be changed into another prime (18182250324197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9091125162048 + 9091125162049.

It is an arithmetic number, because the mean of its divisors is an integer number (9091125162049).

Almost surely, 2^{18182250324097} is an apocalyptic number.

It is an amenable number.

18182250324097 is a deficient number, since it is larger than the sum of its proper divisors (1).

18182250324097 is an equidigital number, since it uses as much as digits as its factorization.

18182250324097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 18182250324097 in words is "eighteen trillion, one hundred eighty-two billion, two hundred fifty million, three hundred twenty-four thousand, ninety-seven".