36243122779417 has 2 divisors, whose sum is σ = 36243122779418. Its totient is φ = 36243122779416.

The previous prime is 36243122779351. The next prime is 36243122779433. The reversal of 36243122779417 is 71497722134263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27849378117001 + 8393744662416 = 5277251^2 + 2897196^2 .

It is a cyclic number.

It is not a de Polignac number, because 36243122779417 - 2⁷ = 36243122779289 is a prime.

It is not a weakly prime, because it can be changed into another prime (36246122779417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18121561389708 + 18121561389709.

It is an arithmetic number, because the mean of its divisors is an integer number (18121561389709).

Almost surely, 2^{36243122779417} is an apocalyptic number.

It is an amenable number.

36243122779417 is a deficient number, since it is larger than the sum of its proper divisors (1).

36243122779417 is an equidigital number, since it uses as much as digits as its factorization.

36243122779417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21337344, while the sum is 58.

The spelling of 36243122779417 in words is "thirty-six trillion, two hundred forty-three billion, one hundred twenty-two million, seven hundred seventy-nine thousand, four hundred seventeen".