4678656347 has 2 divisors, whose sum is σ = 4678656348. Its totient is φ = 4678656346.

The previous prime is 4678656317. The next prime is 4678656373. The reversal of 4678656347 is 7436568764.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4678656347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4678656292 and 4678656301.

It is not a weakly prime, because it can be changed into another prime (4678656317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2339328173 + 2339328174.

It is an arithmetic number, because the mean of its divisors is an integer number (2339328174).

Almost surely, 2^4678656347 is an apocalyptic number.

4678656347 is a deficient number, since it is larger than the sum of its proper divisors (1).

4678656347 is an equidigital number, since it uses as much as digits as its factorization.

4678656347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20321280, while the sum is 56.

The square root of 4678656347 is about 68400.7042873098. The cubic root of 4678656347 is about 1672.5292268050.

The spelling of 4678656347 in words is "four billion, six hundred seventy-eight million, six hundred fifty-six thousand, three hundred forty-seven".