5645086817018 has 16 divisors (see below), whose sum is σ = 9313757066880. Its totient is φ = 2565948551980.

The previous prime is 5645086817017. The next prime is 5645086817039. The reversal of 5645086817018 is 8107186805465.

It is a super-3 number, since 3×5645086817018³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5645086817017) 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 7 ways as a sum of consecutive naturals, for example, 1060306658 + ... + 1060311981.

It is an arithmetic number, because the mean of its divisors is an integer number (582109816680).

Almost surely, 2^{5645086817018} is an apocalyptic number.

5645086817018 is a deficient number, since it is larger than the sum of its proper divisors (3668670249862).

5645086817018 is a wasteful number, since it uses less digits than its factorization.

5645086817018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120618674 (or 2120618652 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 59.

The spelling of 5645086817018 in words is "five trillion, six hundred forty-five billion, eighty-six million, eight hundred seventeen thousand, eighteen".