18338653482 has 32 divisors (see below), whose sum is σ = 37259679552. Its totient is φ = 6015993984.

The previous prime is 18338653447. The next prime is 18338653483. The reversal of 18338653482 is 28435683381.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (18338653483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418518 + ... + 460254.

It is an arithmetic number, because the mean of its divisors is an integer number (1164364986).

Almost surely, 2^18338653482 is an apocalyptic number.

18338653482 is an abundant number, since it is smaller than the sum of its proper divisors (18921026070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18338653482 is a wasteful number, since it uses less digits than its factorization.

18338653482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42902.

The product of its digits is 3317760, while the sum is 51.

The spelling of 18338653482 in words is "eighteen billion, three hundred thirty-eight million, six hundred fifty-three thousand, four hundred eighty-two".