18054714446999 has 4 divisors (see below), whose sum is σ = 18054752331840. Its totient is φ = 18054676562160.

The previous prime is 18054714446941. The next prime is 18054714447023. The reversal of 18054714446999 is 99964441745081.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 18054714446999 - 2¹² = 18054714442903 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 (18054714449999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18218342 + ... + 19183779.

It is an arithmetic number, because the mean of its divisors is an integer number (4513688082960).

Almost surely, 2^{18054714446999} is an apocalyptic number.

18054714446999 is a deficient number, since it is larger than the sum of its proper divisors (37884841).

18054714446999 is an equidigital number, since it uses as much as digits as its factorization.

18054714446999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37884840.

The product of its (nonzero) digits is 313528320, while the sum is 71.

The spelling of 18054714446999 in words is "eighteen trillion, fifty-four billion, seven hundred fourteen million, four hundred forty-six thousand, nine hundred ninety-nine".