6605066566115 has 8 divisors (see below), whose sum is σ = 8037714807648. Its totient is φ = 5209629967360.

The previous prime is 6605066566097. The next prime is 6605066566127. The reversal of 6605066566115 is 5116656605066.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6605066566115 - 2⁴² = 2207020055011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9302910302 + ... + 9302911011.

It is an arithmetic number, because the mean of its divisors is an integer number (1004714350956).

Almost surely, 2^{6605066566115} is an apocalyptic number.

6605066566115 is a deficient number, since it is larger than the sum of its proper divisors (1432648241533).

6605066566115 is a wasteful number, since it uses less digits than its factorization.

6605066566115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18605821389.

The product of its (nonzero) digits is 5832000, while the sum is 53.

The spelling of 6605066566115 in words is "six trillion, six hundred five billion, sixty-six million, five hundred sixty-six thousand, one hundred fifteen".