6422686886 has 32 divisors (see below), whose sum is σ = 12163322880. Its totient is φ = 2470665600.

The previous prime is 6422686883. The next prime is 6422686891. The reversal of 6422686886 is 6886862246.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6422686883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251795 + ... + 276126.

It is an arithmetic number, because the mean of its divisors is an integer number (380103840).

Almost surely, 2^6422686886 is an apocalyptic number.

6422686886 is a deficient number, since it is larger than the sum of its proper divisors (5740635994).

6422686886 is a wasteful number, since it uses less digits than its factorization.

6422686886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528020.

The product of its digits is 10616832, while the sum is 56.

The square root of 6422686886 is about 80141.6676018162. The cubic root of 6422686886 is about 1858.8267629039.

The spelling of 6422686886 in words is "six billion, four hundred twenty-two million, six hundred eighty-six thousand, eight hundred eighty-six".