6256647130 has 8 divisors (see below), whose sum is σ = 11261964852. Its totient is φ = 2502658848.

The previous prime is 6256647121. The next prime is 6256647143. The reversal of 6256647130 is 317466526.

It can be written as a sum of positive squares in 2 ways, for example, as 5678677449 + 577969681 = 75357^2 + 24041^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312832347 + ... + 312832366.

Almost surely, 2^6256647130 is an apocalyptic number.

6256647130 is a deficient number, since it is larger than the sum of its proper divisors (5005317722).

6256647130 is a wasteful number, since it uses less digits than its factorization.

6256647130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625664720.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 6256647130 is about 79098.9704737046. The cubic root of 6256647130 is about 1842.6685375871.

The spelling of 6256647130 in words is "six billion, two hundred fifty-six million, six hundred forty-seven thousand, one hundred thirty".