8270382781966 has 16 divisors (see below), whose sum is σ = 13272572889360. Its totient is φ = 3853327610880.

The previous prime is 8270382781963. The next prime is 8270382782071. The reversal of 8270382781966 is 6691872830728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8270382781961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1783945651 + ... + 1783950286.

It is an arithmetic number, because the mean of its divisors is an integer number (829535805585).

Almost surely, 2^{8270382781966} is an apocalyptic number.

8270382781966 is a deficient number, since it is larger than the sum of its proper divisors (5002190107394).

8270382781966 is a wasteful number, since it uses less digits than its factorization.

8270382781966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3567896019.

The product of its (nonzero) digits is 97542144, while the sum is 67.

The spelling of 8270382781966 in words is "eight trillion, two hundred seventy billion, three hundred eighty-two million, seven hundred eighty-one thousand, nine hundred sixty-six".