3166666775663 has 2 divisors, whose sum is σ = 3166666775664. Its totient is φ = 3166666775662.

The previous prime is 3166666775639. The next prime is 3166666775669. The reversal of 3166666775663 is 3665776666613.

It is a strong prime.

It is an emirp because it is prime and its reverse (3665776666613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3166666775663 - 2³⁴ = 3149486906479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3166666775593 and 3166666775602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3166666775669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583333387831 + 1583333387832.

It is an arithmetic number, because the mean of its divisors is an integer number (1583333387832).

Almost surely, 2^{3166666775663} is an apocalyptic number.

3166666775663 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166666775663 is an equidigital number, since it uses as much as digits as its factorization.

3166666775663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 617258880, while the sum is 68.

The spelling of 3166666775663 in words is "three trillion, one hundred sixty-six billion, six hundred sixty-six million, seven hundred seventy-five thousand, six hundred sixty-three".