18522845848 has 32 divisors (see below), whose sum is σ = 38314150560. Its totient is φ = 8340491520.

The previous prime is 18522845827. The next prime is 18522845917. The reversal of 18522845848 is 84854822581.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2167740 + ... + 2176267.

It is an arithmetic number, because the mean of its divisors is an integer number (1197317205).

Almost surely, 2^18522845848 is an apocalyptic number.

It is an amenable number.

18522845848 is an abundant number, since it is smaller than the sum of its proper divisors (19791304712).

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

18522845848 is a wasteful number, since it uses less digits than its factorization.

18522845848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344067 (or 4344063 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 55.

The spelling of 18522845848 in words is "eighteen billion, five hundred twenty-two million, eight hundred forty-five thousand, eight hundred forty-eight".