6327822861 has 12 divisors (see below), whose sum is σ = 9290028540. Its totient is φ = 4149391680.

The previous prime is 6327822857. The next prime is 6327822877. The reversal of 6327822861 is 1682287236.

6327822861 is a `hidden beast` number, since 632 + 7 + 8 + 2 + 2 + 8 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3719780100 + 2608042761 = 60990^2 + 51069^2 .

It is not a de Polignac number, because 6327822861 - 2² = 6327822857 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6327822661) 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 11 ways as a sum of consecutive naturals, for example, 5762496 + ... + 5763593.

It is an arithmetic number, because the mean of its divisors is an integer number (774169045).

Almost surely, 2^6327822861 is an apocalyptic number.

6327822861 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

6327822861 is a deficient number, since it is larger than the sum of its proper divisors (2962205679).

6327822861 is a wasteful number, since it uses less digits than its factorization.

6327822861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11526156 (or 11526153 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 6327822861 is about 79547.6137982781. The cubic root of 6327822861 is about 1849.6296176951.

The spelling of 6327822861 in words is "six billion, three hundred twenty-seven million, eight hundred twenty-two thousand, eight hundred sixty-one".