6664626552241 has 32 divisors (see below), whose sum is σ = 8169565962240. Its totient is φ = 5309314755264.

The previous prime is 6664626552217. The next prime is 6664626552253. The reversal of 6664626552241 is 1422556264666.

It is a cyclic number.

It is not a de Polignac number, because 6664626552241 - 2⁴¹ = 4465603296689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6664626558241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100788796 + ... + 100854898.

It is an arithmetic number, because the mean of its divisors is an integer number (255298936320).

Almost surely, 2^{6664626552241} is an apocalyptic number.

It is an amenable number.

6664626552241 is a deficient number, since it is larger than the sum of its proper divisors (1504939409999).

6664626552241 is a wasteful number, since it uses less digits than its factorization.

6664626552241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80485.

The product of its digits is 24883200, while the sum is 55.

The spelling of 6664626552241 in words is "six trillion, six hundred sixty-four billion, six hundred twenty-six million, five hundred fifty-two thousand, two hundred forty-one".