666313336353 has 16 divisors (see below), whose sum is σ = 1015355399040. Its totient is φ = 380742681216.

The previous prime is 666313336343. The next prime is 666313336391. The reversal of 666313336353 is 353633313666.

It is not a de Polignac number, because 666313336353 - 2¹⁸ = 666313074209 is a prime.

It is a super-2 number, since 2×666313336353² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (666313336343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818701 + ... + 1415237.

It is an arithmetic number, because the mean of its divisors is an integer number (63459712440).

Almost surely, 2^666313336353 is an apocalyptic number.

It is an amenable number.

666313336353 is a deficient number, since it is larger than the sum of its proper divisors (349042062687).

666313336353 is a wasteful number, since it uses less digits than its factorization.

666313336353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649736.

The product of its digits is 4723920, while the sum is 48.

The spelling of 666313336353 in words is "six hundred sixty-six billion, three hundred thirteen million, three hundred thirty-six thousand, three hundred fifty-three".