1650305161097 has 2 divisors, whose sum is σ = 1650305161098. Its totient is φ = 1650305161096.

The previous prime is 1650305161033. The next prime is 1650305161151. The reversal of 1650305161097 is 7901615030561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1645873463056 + 4431698041 = 1282916^2 + 66571^2 .

It is a cyclic number.

It is not a de Polignac number, because 1650305161097 - 2⁶ = 1650305161033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1650302161097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825152580548 + 825152580549.

It is an arithmetic number, because the mean of its divisors is an integer number (825152580549).

Almost surely, 2^{1650305161097} is an apocalyptic number.

It is an amenable number.

1650305161097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1650305161097 is an equidigital number, since it uses as much as digits as its factorization.

1650305161097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 44.

The spelling of 1650305161097 in words is "one trillion, six hundred fifty billion, three hundred five million, one hundred sixty-one thousand, ninety-seven".