18348367011 has 12 divisors (see below), whose sum is σ = 26491134168. Its totient is φ = 11291302464.

The previous prime is 18348366991. The next prime is 18348367033. The reversal of 18348367011 is 11076384381.

It is not a de Polignac number, because 18348367011 - 2⁶ = 18348366947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18348367061) by changing a digit.

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, 18094530 + ... + 18095543.

It is an arithmetic number, because the mean of its divisors is an integer number (2207594514).

Almost surely, 2^18348367011 is an apocalyptic number.

18348367011 is a deficient number, since it is larger than the sum of its proper divisors (8142767157).

18348367011 is a wasteful number, since it uses less digits than its factorization.

18348367011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36190102 (or 36190089 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 18348367011 in words is "eighteen billion, three hundred forty-eight million, three hundred sixty-seven thousand, eleven".