18349804483 has 2 divisors, whose sum is σ = 18349804484. Its totient is φ = 18349804482.

The previous prime is 18349804481. The next prime is 18349804489. The reversal of 18349804483 is 38440894381.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18349804483 - 2¹ = 18349804481 is a prime.

Together with 18349804481, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 18349804483.

It is not a weakly prime, because it can be changed into another prime (18349804481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9174902241 + 9174902242.

It is an arithmetic number, because the mean of its divisors is an integer number (9174902242).

Almost surely, 2^18349804483 is an apocalyptic number.

18349804483 is a deficient number, since it is larger than the sum of its proper divisors (1).

18349804483 is an equidigital number, since it uses as much as digits as its factorization.

18349804483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2654208, while the sum is 52.

The spelling of 18349804483 in words is "eighteen billion, three hundred forty-nine million, eight hundred four thousand, four hundred eighty-three".