6606100556009 has 2 divisors, whose sum is σ = 6606100556010. Its totient is φ = 6606100556008.

The previous prime is 6606100555979. The next prime is 6606100556023. The reversal of 6606100556009 is 9006550016066.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5629482258409 + 976618297600 = 2372653^2 + 988240^2 .

It is a cyclic number.

It is not a de Polignac number, because 6606100556009 - 2²⁸ = 6605832120553 is a prime.

It is a super-3 number, since 3×6606100556009³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (6606100556609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303050278004 + 3303050278005.

It is an arithmetic number, because the mean of its divisors is an integer number (3303050278005).

Almost surely, 2^{6606100556009} is an apocalyptic number.

It is an amenable number.

6606100556009 is a deficient number, since it is larger than the sum of its proper divisors (1).

6606100556009 is an equidigital number, since it uses as much as digits as its factorization.

6606100556009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 6606100556009 in words is "six trillion, six hundred six billion, one hundred million, five hundred fifty-six thousand, nine".