6606555606143 has 2 divisors, whose sum is σ = 6606555606144. Its totient is φ = 6606555606142.

The previous prime is 6606555606127. The next prime is 6606555606257. The reversal of 6606555606143 is 3416065556066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6606555606143 - 2⁴ = 6606555606127 is a prime.

It is a super-3 number, since 3×6606555606143³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6606555606113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303277803071 + 3303277803072.

It is an arithmetic number, because the mean of its divisors is an integer number (3303277803072).

Almost surely, 2^{6606555606143} is an apocalyptic number.

6606555606143 is a deficient number, since it is larger than the sum of its proper divisors (1).

6606555606143 is an equidigital number, since it uses as much as digits as its factorization.

6606555606143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664000, while the sum is 53.

The spelling of 6606555606143 in words is "six trillion, six hundred six billion, five hundred fifty-five million, six hundred six thousand, one hundred forty-three".