6366628658799 has 16 divisors (see below), whose sum is σ = 9433183439200. Its totient is φ = 4243905664128.

The previous prime is 6366628658717. The next prime is 6366628658849. The reversal of 6366628658799 is 9978568266636.

It is not a de Polignac number, because 6366628658799 - 2⁸ = 6366628658543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6366628658099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14034874 + ... + 14481399.

It is an arithmetic number, because the mean of its divisors is an integer number (589573964950).

Almost surely, 2^{6366628658799} is an apocalyptic number.

6366628658799 is a deficient number, since it is larger than the sum of its proper divisors (3066554780401).

6366628658799 is a wasteful number, since it uses less digits than its factorization.

6366628658799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28524551 (or 28524545 counting only the distinct ones).

The product of its digits is 8465264640, while the sum is 81.

The spelling of 6366628658799 in words is "six trillion, three hundred sixty-six billion, six hundred twenty-eight million, six hundred fifty-eight thousand, seven hundred ninety-nine".