18034113393 has 6 divisors (see below), whose sum is σ = 26049274914. Its totient is φ = 12022742256.

The previous prime is 18034113323. The next prime is 18034113403. The reversal of 18034113393 is 39331143081.

18034113393 is a `hidden beast` number, since 180 + 341 + 133 + 9 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9736360929 + 8297752464 = 98673^2 + 91092^2 .

It is not a de Polignac number, because 18034113393 - 2⁹ = 18034112881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18034113313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1001895180 + ... + 1001895197.

It is an arithmetic number, because the mean of its divisors is an integer number (4341545819).

Almost surely, 2^18034113393 is an apocalyptic number.

It is an amenable number.

18034113393 is a deficient number, since it is larger than the sum of its proper divisors (8015161521).

18034113393 is a wasteful number, since it uses less digits than its factorization.

18034113393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003790383 (or 2003790380 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 18034113393 in words is "eighteen billion, thirty-four million, one hundred thirteen thousand, three hundred ninety-three".