4785424561 has 2 divisors, whose sum is σ = 4785424562. Its totient is φ = 4785424560.

The previous prime is 4785424543. The next prime is 4785424591. The reversal of 4785424561 is 1654245874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3393761536 + 1391663025 = 58256^2 + 37305^2 .

It is a cyclic number.

It is not a de Polignac number, because 4785424561 - 2⁵ = 4785424529 is a prime.

It is not a weakly prime, because it can be changed into another prime (4785424591) 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, 2392712280 + 2392712281.

It is an arithmetic number, because the mean of its divisors is an integer number (2392712281).

Almost surely, 2^4785424561 is an apocalyptic number.

It is an amenable number.

4785424561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4785424561 is an equidigital number, since it uses as much as digits as its factorization.

4785424561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1075200, while the sum is 46.

The square root of 4785424561 is about 69176.7631578697. The cubic root of 4785424561 is about 1685.1561826073.

The spelling of 4785424561 in words is "four billion, seven hundred eighty-five million, four hundred twenty-four thousand, five hundred sixty-one".