6666417313244 has 24 divisors (see below), whose sum is σ = 12563813390688. Its totient is φ = 3076763722560.

The previous prime is 6666417313243. The next prime is 6666417313271. The reversal of 6666417313244 is 4423137146666.

It is a super-2 number, since 2×6666417313244² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666417313243) 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, 2875649 + ... + 4647815.

It is an arithmetic number, because the mean of its divisors is an integer number (523492224612).

Almost surely, 2^{6666417313244} is an apocalyptic number.

It is an amenable number.

6666417313244 is a deficient number, since it is larger than the sum of its proper divisors (5897396077444).

6666417313244 is a wasteful number, since it uses less digits than its factorization.

6666417313244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844525 (or 1844523 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 53.

The spelling of 6666417313244 in words is "six trillion, six hundred sixty-six billion, four hundred seventeen million, three hundred thirteen thousand, two hundred forty-four".