18483682331 has 2 divisors, whose sum is σ = 18483682332. Its totient is φ = 18483682330.

The previous prime is 18483682267. The next prime is 18483682367. The reversal of 18483682331 is 13328638481.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18483682331 - 2⁶ = 18483682267 is a prime.

It is a super-2 number, since 2×18483682331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (18483682631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9241841165 + 9241841166.

It is an arithmetic number, because the mean of its divisors is an integer number (9241841166).

Almost surely, 2^18483682331 is an apocalyptic number.

18483682331 is a deficient number, since it is larger than the sum of its proper divisors (1).

18483682331 is an equidigital number, since it uses as much as digits as its factorization.

18483682331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 47.

The spelling of 18483682331 in words is "eighteen billion, four hundred eighty-three million, six hundred eighty-two thousand, three hundred thirty-one".