6320457647 has 8 divisors (see below), whose sum is σ = 7314816000. Its totient is φ = 5348958264.

The previous prime is 6320457643. The next prime is 6320457667. The reversal of 6320457647 is 7467540236.

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

It is a cyclic number.

It is not a de Polignac number, because 6320457647 - 2² = 6320457643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6320457598 and 6320457607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6320457643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5714147 + ... + 5715252.

It is an arithmetic number, because the mean of its divisors is an integer number (914352000).

Almost surely, 2^6320457647 is an apocalyptic number.

6320457647 is a deficient number, since it is larger than the sum of its proper divisors (994358353).

6320457647 is a wasteful number, since it uses less digits than its factorization.

6320457647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11429485.

The product of its (nonzero) digits is 846720, while the sum is 44.

The square root of 6320457647 is about 79501.3059452485. The cubic root of 6320457647 is about 1848.9117190276.

The spelling of 6320457647 in words is "six billion, three hundred twenty million, four hundred fifty-seven thousand, six hundred forty-seven".