18364926666241 has 8 divisors (see below), whose sum is σ = 18432847623168. Its totient is φ = 18297006840000.

The previous prime is 18364926666239. The next prime is 18364926666277. The reversal of 18364926666241 is 14266662946381.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 18364926666241 - 2¹ = 18364926666239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18364926616241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46611216 + ... + 47003566.

It is an arithmetic number, because the mean of its divisors is an integer number (2304105952896).

Almost surely, 2^{18364926666241} is an apocalyptic number.

It is an amenable number.

18364926666241 is a deficient number, since it is larger than the sum of its proper divisors (67920956927).

18364926666241 is a wasteful number, since it uses less digits than its factorization.

18364926666241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565343.

The product of its digits is 107495424, while the sum is 64.

The spelling of 18364926666241 in words is "eighteen trillion, three hundred sixty-four billion, nine hundred twenty-six million, six hundred sixty-six thousand, two hundred forty-one".