6317768906 has 8 divisors (see below), whose sum is σ = 9477001380. Its totient is φ = 3158768448.

The previous prime is 6317768903. The next prime is 6317768923. The reversal of 6317768906 is 6098677136.

It can be written as a sum of positive squares in 2 ways, for example, as 6187238281 + 130530625 = 78659^2 + 11425^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6317768903) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 51170 + ... + 123506.

Almost surely, 2^6317768906 is an apocalyptic number.

6317768906 is a deficient number, since it is larger than the sum of its proper divisors (3159232474).

6317768906 is a wasteful number, since it uses less digits than its factorization.

6317768906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116008.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 6317768906 is about 79484.3941034968. The cubic root of 6317768906 is about 1848.6495043740.

The spelling of 6317768906 in words is "six billion, three hundred seventeen million, seven hundred sixty-eight thousand, nine hundred six".