18324004367040 has 56 divisors (see below), whose sum is σ = 58178713868400. Its totient is φ = 4886401164288.

The previous prime is 18324004367003. The next prime is 18324004367047. The reversal of 18324004367040 is 4076340042381.

It is a junction number, because it is equal to n+sod(n) for n = 18324004366983 and 18324004367001.

It is not an unprimeable number, because it can be changed into a prime (18324004367047) 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 7 ways as a sum of consecutive naturals, for example, 9543751315 + ... + 9543753234.

Almost surely, 2^{18324004367040} is an apocalyptic number.

18324004367040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18324004367040 is an abundant number, since it is smaller than the sum of its proper divisors (39854709501360).

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

18324004367040 is a wasteful number, since it uses less digits than its factorization.

18324004367040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19087504569 (or 19087504559 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 18324004367040 in words is "eighteen trillion, three hundred twenty-four billion, four million, three hundred sixty-seven thousand, forty".