6629995008 has 480 divisors, whose sum is σ = 23939051136. Its totient is φ = 1719926784.

The previous prime is 6629994997. The next prime is 6629995013. The reversal of 6629995008 is 8005999266.

6629995008 is a `hidden beast` number, since 6 + 629 + 9 + 9 + 5 + 0 + 0 + 8 = 666.

It is a super-2 number, since 2×6629995008² = 87913667612209840128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40674735 + ... + 40674897.

Almost surely, 2^6629995008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6629995008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11969525568).

6629995008 is an abundant number, since it is smaller than the sum of its proper divisors (17309056128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6629995008 is a wasteful number, since it uses less digits than its factorization.

6629995008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The square root of 6629995008 is about 81424.7812892365. The cubic root of 6629995008 is about 1878.6147755737.

The spelling of 6629995008 in words is "six billion, six hundred twenty-nine million, nine hundred ninety-five thousand, eight".