6335676638 has 16 divisors (see below), whose sum is σ = 9644611200. Its totient is φ = 3121099776.

The previous prime is 6335676619. The next prime is 6335676647. The reversal of 6335676638 is 8366765336.

It is a super-2 number, since 2×6335676638² = 80281596922597966088, which contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 6335676638.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29963 + ... + 116486.

It is an arithmetic number, because the mean of its divisors is an integer number (602788200).

Almost surely, 2^6335676638 is an apocalyptic number.

6335676638 is a deficient number, since it is larger than the sum of its proper divisors (3308934562).

6335676638 is a wasteful number, since it uses less digits than its factorization.

6335676638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146771.

The product of its digits is 9797760, while the sum is 53.

The square root of 6335676638 is about 79596.9637486255. The cubic root of 6335676638 is about 1850.3945238944.

The spelling of 6335676638 in words is "six billion, three hundred thirty-five million, six hundred seventy-six thousand, six hundred thirty-eight".