18481803350 has 24 divisors (see below), whose sum is σ = 34380297288. Its totient is φ = 7391830400.

The previous prime is 18481803349. The next prime is 18481803407. The reversal of 18481803350 is 5330818481.

It is a junction number, because it is equal to n+sod(n) for n = 18481803298 and 18481803307.

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 11 ways as a sum of consecutive naturals, for example, 534590 + ... + 568110.

It is an arithmetic number, because the mean of its divisors is an integer number (1432512387).

Almost surely, 2^18481803350 is an apocalyptic number.

18481803350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18481803350 is a deficient number, since it is larger than the sum of its proper divisors (15898493938).

18481803350 is a wasteful number, since it uses less digits than its factorization.

18481803350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44560 (or 44555 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 18481803350 in words is "eighteen billion, four hundred eighty-one million, eight hundred three thousand, three hundred fifty".