4678395811 has 2 divisors, whose sum is σ = 4678395812. Its totient is φ = 4678395810.

The previous prime is 4678395809. The next prime is 4678395863. The reversal of 4678395811 is 1185938764.

It is an a-pointer prime, because the next prime (4678395863) can be obtained adding 4678395811 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4678395811 - 2¹ = 4678395809 is a prime.

Together with 4678395809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4678395011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2339197905 + 2339197906.

It is an arithmetic number, because the mean of its divisors is an integer number (2339197906).

Almost surely, 2^4678395811 is an apocalyptic number.

4678395811 is a deficient number, since it is larger than the sum of its proper divisors (1).

4678395811 is an equidigital number, since it uses as much as digits as its factorization.

4678395811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 52.

The square root of 4678395811 is about 68398.7997774815. The cubic root of 4678395811 is about 1672.4981807004.

The spelling of 4678395811 in words is "four billion, six hundred seventy-eight million, three hundred ninety-five thousand, eight hundred eleven".