18414603830 has 64 divisors (see below), whose sum is σ = 40133491200. Its totient is φ = 5938681344.

The previous prime is 18414603821. The next prime is 18414603833. The reversal of 18414603830 is 3830641481.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18414603833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2665721 + ... + 2672619.

It is an arithmetic number, because the mean of its divisors is an integer number (627085800).

Almost surely, 2^18414603830 is an apocalyptic number.

18414603830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18414603830 is an abundant number, since it is smaller than the sum of its proper divisors (21718887370).

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

18414603830 is a wasteful number, since it uses less digits than its factorization.

18414603830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9173.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 18414603830 in words is "eighteen billion, four hundred fourteen million, six hundred three thousand, eight hundred thirty".