18348367052 has 6 divisors (see below), whose sum is σ = 32109642348. Its totient is φ = 9174183524.

The previous prime is 18348367039. The next prime is 18348367061. The reversal of 18348367052 is 25076384381.

It is a junction number, because it is equal to n+sod(n) for n = 18348366988 and 18348367006.

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 as a sum of consecutive naturals, namely, 2293545878 + ... + 2293545885.

It is an arithmetic number, because the mean of its divisors is an integer number (5351607058).

Almost surely, 2^18348367052 is an apocalyptic number.

It is an amenable number.

18348367052 is a deficient number, since it is larger than the sum of its proper divisors (13761275296).

18348367052 is a wasteful number, since it uses less digits than its factorization.

18348367052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587091767 (or 4587091765 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 18348367052 in words is "eighteen billion, three hundred forty-eight million, three hundred sixty-seven thousand, fifty-two".