2766230663 has 6 divisors (see below), whose sum is σ = 3217860216. Its totient is φ = 2371054812.

The previous prime is 2766230647. The next prime is 2766230669. The reversal of 2766230663 is 3660326672.

It is a happy number.

It is not a de Polignac number, because 2766230663 - 2⁴ = 2766230647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2766230663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2766230669) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28226795 + ... + 28226892.

It is an arithmetic number, because the mean of its divisors is an integer number (536310036).

Almost surely, 2^2766230663 is an apocalyptic number.

2766230663 is a deficient number, since it is larger than the sum of its proper divisors (451629553).

2766230663 is an equidigital number, since it uses as much as digits as its factorization.

2766230663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56453701 (or 56453694 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 41.

The square root of 2766230663 is about 52594.9680387772. The cubic root of 2766230663 is about 1403.7705607913.

The spelling of 2766230663 in words is "two billion, seven hundred sixty-six million, two hundred thirty thousand, six hundred sixty-three".