2829666866 has 32 divisors (see below), whose sum is σ = 4679313408. Its totient is φ = 1275186240.

The previous prime is 2829666863. The next prime is 2829666907. The reversal of 2829666866 is 6686669282.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2829666863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560831 + ... + 565853.

It is an arithmetic number, because the mean of its divisors is an integer number (146228544).

Almost surely, 2^2829666866 is an apocalyptic number.

2829666866 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2829666866 is a deficient number, since it is larger than the sum of its proper divisors (1849646542).

2829666866 is a wasteful number, since it uses less digits than its factorization.

2829666866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5546.

The product of its digits is 17915904, while the sum is 59.

The square root of 2829666866 is about 53194.6131295266. The cubic root of 2829666866 is about 1414.4201557340.

The spelling of 2829666866 in words is "two billion, eight hundred twenty-nine million, six hundred sixty-six thousand, eight hundred sixty-six".