18854825112 has 64 divisors (see below), whose sum is σ = 52392549600. Its totient is φ = 6282777600.

The previous prime is 18854825089. The next prime is 18854825147. The reversal of 18854825112 is 21152845881.

18854825112 is a `hidden beast` number, since 1 + 8 + 8 + 54 + 82 + 511 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690112 + ... + 716912.

Almost surely, 2^18854825112 is an apocalyptic number.

18854825112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

18854825112 is an abundant number, since it is smaller than the sum of its proper divisors (33537724488).

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

18854825112 is a wasteful number, since it uses less digits than its factorization.

18854825112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30073 (or 30063 counting only the distinct ones).

The product of its digits is 204800, while the sum is 45.

The spelling of 18854825112 in words is "eighteen billion, eight hundred fifty-four million, eight hundred twenty-five thousand, one hundred twelve".