2766866158 has 16 divisors (see below), whose sum is σ = 4770620640. Its totient is φ = 1178944416.

The previous prime is 2766866101. The next prime is 2766866159. The reversal of 2766866158 is 8516686672.

It is a junction number, because it is equal to n+sod(n) for n = 2766866099 and 2766866108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2766866159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568773 + ... + 573616.

It is an arithmetic number, because the mean of its divisors is an integer number (298163790).

Almost surely, 2^2766866158 is an apocalyptic number.

2766866158 is a deficient number, since it is larger than the sum of its proper divisors (2003754482).

2766866158 is a wasteful number, since it uses less digits than its factorization.

2766866158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142571.

The product of its digits is 5806080, while the sum is 55.

The square root of 2766866158 is about 52601.0090967844. The cubic root of 2766866158 is about 1403.8780501244.

The spelling of 2766866158 in words is "two billion, seven hundred sixty-six million, eight hundred sixty-six thousand, one hundred fifty-eight".