10656666233 has 2 divisors, whose sum is σ = 10656666234. Its totient is φ = 10656666232.

The previous prime is 10656666203. The next prime is 10656666269. The reversal of 10656666233 is 33266665601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10594996624 + 61669609 = 102932^2 + 7853^2 .

It is a cyclic number.

It is not a de Polignac number, because 10656666233 - 2¹⁰ = 10656665209 is a prime.

It is a super-2 number, since 2×10656666233² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10656666203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5328333116 + 5328333117.

It is an arithmetic number, because the mean of its divisors is an integer number (5328333117).

Almost surely, 2^10656666233 is an apocalyptic number.

It is an amenable number.

10656666233 is a deficient number, since it is larger than the sum of its proper divisors (1).

10656666233 is an equidigital number, since it uses as much as digits as its factorization.

10656666233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 10656666233 in words is "ten billion, six hundred fifty-six million, six hundred sixty-six thousand, two hundred thirty-three".