36105225217 has 2 divisors, whose sum is σ = 36105225218. Its totient is φ = 36105225216.

The previous prime is 36105225137. The next prime is 36105225241. The reversal of 36105225217 is 71252250163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27277495281 + 8827729936 = 165159^2 + 93956^2 .

It is a cyclic number.

It is not a de Polignac number, because 36105225217 - 2⁷ = 36105225089 is a prime.

It is not a weakly prime, because it can be changed into another prime (36105225017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18052612608 + 18052612609.

It is an arithmetic number, because the mean of its divisors is an integer number (18052612609).

Almost surely, 2^36105225217 is an apocalyptic number.

It is an amenable number.

36105225217 is a deficient number, since it is larger than the sum of its proper divisors (1).

36105225217 is an equidigital number, since it uses as much as digits as its factorization.

36105225217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 36105225217 in words is "thirty-six billion, one hundred five million, two hundred twenty-five thousand, two hundred seventeen".