8664846484593 has 16 divisors (see below), whose sum is σ = 12477480814400. Its totient is φ = 5316934665024.

The previous prime is 8664846484559. The next prime is 8664846484631. The reversal of 8664846484593 is 3954846484668.

It is not a de Polignac number, because 8664846484593 - 2¹² = 8664846480497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8664846484513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318289471 + ... + 318316692.

It is an arithmetic number, because the mean of its divisors is an integer number (779842550900).

Almost surely, 2^{8664846484593} is an apocalyptic number.

It is an amenable number.

8664846484593 is a deficient number, since it is larger than the sum of its proper divisors (3812634329807).

8664846484593 is a wasteful number, since it uses less digits than its factorization.

8664846484593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636606528.

The product of its digits is 3822059520, while the sum is 75.

Adding to 8664846484593 its sum of digits (75), we get a palindrome (8664846484668).

The spelling of 8664846484593 in words is "eight trillion, six hundred sixty-four billion, eight hundred forty-six million, four hundred eighty-four thousand, five hundred ninety-three".