6331629899 has 16 divisors (see below), whose sum is σ = 7423971840. Its totient is φ = 5287873920.

The previous prime is 6331629883. The next prime is 6331629907. The reversal of 6331629899 is 9989261336.

It is not a de Polignac number, because 6331629899 - 2⁴ = 6331629883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6331629809) 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, 21167 + ... + 114504.

It is an arithmetic number, because the mean of its divisors is an integer number (463998240).

Almost surely, 2^6331629899 is an apocalyptic number.

6331629899 is a deficient number, since it is larger than the sum of its proper divisors (1092341941).

6331629899 is a wasteful number, since it uses less digits than its factorization.

6331629899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135850.

The product of its digits is 3779136, while the sum is 56.

The square root of 6331629899 is about 79571.5395037698. The cubic root of 6331629899 is about 1850.0004771365. Note that the first 3 decimals are identical.

The spelling of 6331629899 in words is "six billion, three hundred thirty-one million, six hundred twenty-nine thousand, eight hundred ninety-nine".