6328139346 has 12 divisors (see below), whose sum is σ = 13710968622. Its totient is φ = 2109379776.

The previous prime is 6328139303. The next prime is 6328139351. The reversal of 6328139346 is 6439318236.

6328139346 is a `hidden beast` number, since 632 + 8 + 1 + 3 + 9 + 3 + 4 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3544416225 + 2783723121 = 59535^2 + 52761^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 175781631 + ... + 175781666.

Almost surely, 2^6328139346 is an apocalyptic number.

6328139346 is an abundant number, since it is smaller than the sum of its proper divisors (7382829276).

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

6328139346 is a wasteful number, since it uses less digits than its factorization.

6328139346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351563305 (or 351563302 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 6328139346 is about 79549.6030536922. The cubic root of 6328139346 is about 1849.6604534862.

The spelling of 6328139346 in words is "six billion, three hundred twenty-eight million, one hundred thirty-nine thousand, three hundred forty-six".