18829366273 has 2 divisors, whose sum is σ = 18829366274. Its totient is φ = 18829366272.

The previous prime is 18829366261. The next prime is 18829366289. The reversal of 18829366273 is 37266392881.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18828505089 + 861184 = 137217^2 + 928^2 .

It is a cyclic number.

It is not a de Polignac number, because 18829366273 - 2¹³ = 18829358081 is a prime.

It is not a weakly prime, because it can be changed into another prime (18829366253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9414683136 + 9414683137.

It is an arithmetic number, because the mean of its divisors is an integer number (9414683137).

Almost surely, 2^18829366273 is an apocalyptic number.

It is an amenable number.

18829366273 is a deficient number, since it is larger than the sum of its proper divisors (1).

18829366273 is an equidigital number, since it uses as much as digits as its factorization.

18829366273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 55.

The spelling of 18829366273 in words is "eighteen billion, eight hundred twenty-nine million, three hundred sixty-six thousand, two hundred seventy-three".