18033473417 has 2 divisors, whose sum is σ = 18033473418. Its totient is φ = 18033473416.

The previous prime is 18033473413. The next prime is 18033473453. The reversal of 18033473417 is 71437433081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9250784761 + 8782688656 = 96181^2 + 93716^2 .

It is a cyclic number.

It is not a de Polignac number, because 18033473417 - 2² = 18033473413 is a prime.

It is not a weakly prime, because it can be changed into another prime (18033473413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9016736708 + 9016736709.

It is an arithmetic number, because the mean of its divisors is an integer number (9016736709).

Almost surely, 2^18033473417 is an apocalyptic number.

It is an amenable number.

18033473417 is a deficient number, since it is larger than the sum of its proper divisors (1).

18033473417 is an equidigital number, since it uses as much as digits as its factorization.

18033473417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 18033473417 in words is "eighteen billion, thirty-three million, four hundred seventy-three thousand, four hundred seventeen".