4569646057 has 2 divisors, whose sum is σ = 4569646058. Its totient is φ = 4569646056.

The previous prime is 4569646051. The next prime is 4569646093. The reversal of 4569646057 is 7506469654.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2773496896 + 1796149161 = 52664^2 + 42381^2 .

It is a cyclic number.

It is not a de Polignac number, because 4569646057 - 2¹⁹ = 4569121769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4569645995 and 4569646013.

It is not a weakly prime, because it can be changed into another prime (4569646051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2284823028 + 2284823029.

It is an arithmetic number, because the mean of its divisors is an integer number (2284823029).

Almost surely, 2^4569646057 is an apocalyptic number.

It is an amenable number.

4569646057 is a deficient number, since it is larger than the sum of its proper divisors (1).

4569646057 is an equidigital number, since it uses as much as digits as its factorization.

4569646057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The square root of 4569646057 is about 67599.1572210778. The cubic root of 4569646057 is about 1659.4373252644.

The spelling of 4569646057 in words is "four billion, five hundred sixty-nine million, six hundred forty-six thousand, fifty-seven".