18322765102807 has 12 divisors (see below), whose sum is σ = 20140031176720. Its totient is φ = 16656949726560.

The previous prime is 18322765102801. The next prime is 18322765102847. The reversal of 18322765102807 is 70820156722381.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-18322765102807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18322765102801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22285294 + ... + 23092852.

Almost surely, 2^{18322765102807} is an apocalyptic number.

18322765102807 is a deficient number, since it is larger than the sum of its proper divisors (1817266073913).

18322765102807 is a wasteful number, since it uses less digits than its factorization.

18322765102807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995094 (or 995083 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 18322765102807 in words is "eighteen trillion, three hundred twenty-two billion, seven hundred sixty-five million, one hundred two thousand, eight hundred seven".