18330545314655 has 16 divisors (see below), whose sum is σ = 25142372896320. Its totient is φ = 12567847126272.

The previous prime is 18330545314621. The next prime is 18330545314699. The reversal of 18330545314655 is 55641354503381.

It is a cyclic number.

It is not a de Polignac number, because 18330545314655 - 2¹⁴ = 18330545298271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18330545314597 and 18330545314606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34517324 + ... + 35044353.

It is an arithmetic number, because the mean of its divisors is an integer number (1571398306020).

Almost surely, 2^{18330545314655} is an apocalyptic number.

18330545314655 is a deficient number, since it is larger than the sum of its proper divisors (6811827581665).

18330545314655 is an equidigital number, since it uses as much as digits as its factorization.

18330545314655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69569218.

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 18330545314655 in words is "eighteen trillion, three hundred thirty billion, five hundred forty-five million, three hundred fourteen thousand, six hundred fifty-five".