6366399883 has 4 divisors (see below), whose sum is σ = 6367327200. Its totient is φ = 6365472568.

The previous prime is 6366399869. The next prime is 6366399889. The reversal of 6366399883 is 3889936636.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6366399883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6366399889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453283 + ... + 467116.

It is an arithmetic number, because the mean of its divisors is an integer number (1591831800).

Almost surely, 2^6366399883 is an apocalyptic number.

6366399883 is a deficient number, since it is larger than the sum of its proper divisors (927317).

6366399883 is an equidigital number, since it uses as much as digits as its factorization.

6366399883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927316.

The product of its digits is 30233088, while the sum is 61.

The square root of 6366399883 is about 79789.7229159245. The cubic root of 6366399883 is about 1853.3807073193.

The spelling of 6366399883 in words is "six billion, three hundred sixty-six million, three hundred ninety-nine thousand, eight hundred eighty-three".