4778568547 has 2 divisors, whose sum is σ = 4778568548. Its totient is φ = 4778568546.

The previous prime is 4778568461. The next prime is 4778568559. The reversal of 4778568547 is 7458658774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4778568547 - 2³¹ = 2631084899 is a prime.

It is not a weakly prime, because it can be changed into another prime (4778566547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2389284273 + 2389284274.

It is an arithmetic number, because the mean of its divisors is an integer number (2389284274).

Almost surely, 2^4778568547 is an apocalyptic number.

4778568547 is a deficient number, since it is larger than the sum of its proper divisors (1).

4778568547 is an equidigital number, since it uses as much as digits as its factorization.

4778568547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52684800, while the sum is 61.

The square root of 4778568547 is about 69127.1910828149. The cubic root of 4778568547 is about 1684.3510310391.

The spelling of 4778568547 in words is "four billion, seven hundred seventy-eight million, five hundred sixty-eight thousand, five hundred forty-seven".