14347351818 has 48 divisors (see below), whose sum is σ = 31537226760. Its totient is φ = 4713126912.

The previous prime is 14347351817. The next prime is 14347351847. The reversal of 14347351818 is 81815374341.

14347351818 is a `hidden beast` number, since 1 + 434 + 7 + 35 + 181 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6074175969 + 8273175849 = 77937^2 + 90957^2 .

It is not an unprimeable number, because it can be changed into a prime (14347351817) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1952880 + ... + 1960212.

Almost surely, 2^14347351818 is an apocalyptic number.

14347351818 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14347351818 is an abundant number, since it is smaller than the sum of its proper divisors (17189874942).

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

14347351818 is a wasteful number, since it uses less digits than its factorization.

14347351818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8903 (or 8900 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The spelling of 14347351818 in words is "fourteen billion, three hundred forty-seven million, three hundred fifty-one thousand, eight hundred eighteen".