18360383423604 has 48 divisors (see below), whose sum is σ = 43926848911680. Its totient is φ = 5965270767360.

The previous prime is 18360383423549. The next prime is 18360383423609. The reversal of 18360383423604 is 40632438306381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18360383423609) 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 15 ways as a sum of consecutive naturals, for example, 16928614 + ... + 17980509.

It is an arithmetic number, because the mean of its divisors is an integer number (915142685660).

Almost surely, 2^{18360383423604} is an apocalyptic number.

It is an amenable number.

18360383423604 is an abundant number, since it is smaller than the sum of its proper divisors (25566465488076).

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

18360383423604 is a wasteful number, since it uses less digits than its factorization.

18360383423604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34910240 (or 34910238 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 51.

The spelling of 18360383423604 in words is "eighteen trillion, three hundred sixty billion, three hundred eighty-three million, four hundred twenty-three thousand, six hundred four".