18009363297024 has 216 divisors, whose sum is σ = 56662589732112. Its totient is φ = 5455777628160.

The previous prime is 18009363297017. The next prime is 18009363297071. The reversal of 18009363297024 is 42079236390081.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87511432 + ... + 87716984.

Almost surely, 2^{18009363297024} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18009363297024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28331294866056).

18009363297024 is an abundant number, since it is smaller than the sum of its proper divisors (38653226435088).

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

18009363297024 is a wasteful number, since it uses less digits than its factorization.

18009363297024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209043 (or 209026 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 18009363297024 in words is "eighteen trillion, nine billion, three hundred sixty-three million, two hundred ninety-seven thousand, twenty-four".