4858647649 has 2 divisors, whose sum is σ = 4858647650. Its totient is φ = 4858647648.

The previous prime is 4858647611. The next prime is 4858647653. The reversal of 4858647649 is 9467468584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3752420049 + 1106227600 = 61257^2 + 33260^2 .

It is a cyclic number.

It is not a de Polignac number, because 4858647649 - 2¹¹ = 4858645601 is a prime.

It is not a weakly prime, because it can be changed into another prime (4858647679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2429323824 + 2429323825.

It is an arithmetic number, because the mean of its divisors is an integer number (2429323825).

Almost surely, 2^4858647649 is an apocalyptic number.

It is an amenable number.

4858647649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4858647649 is an equidigital number, since it uses as much as digits as its factorization.

4858647649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46448640, while the sum is 61.

The square root of 4858647649 is about 69704.0002367153. Note that the first 3 decimals coincide. The cubic root of 4858647649 is about 1693.7077249399.

The spelling of 4858647649 in words is "four billion, eight hundred fifty-eight million, six hundred forty-seven thousand, six hundred forty-nine".