4798849621 has 2 divisors, whose sum is σ = 4798849622. Its totient is φ = 4798849620.

The previous prime is 4798849609. The next prime is 4798849639. The reversal of 4798849621 is 1269488974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4762380100 + 36469521 = 69010^2 + 6039^2 .

It is a cyclic number.

It is not a de Polignac number, because 4798849621 - 2¹⁷ = 4798718549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4798849681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2399424810 + 2399424811.

It is an arithmetic number, because the mean of its divisors is an integer number (2399424811).

Almost surely, 2^4798849621 is an apocalyptic number.

It is an amenable number.

4798849621 is a deficient number, since it is larger than the sum of its proper divisors (1).

4798849621 is an equidigital number, since it uses as much as digits as its factorization.

4798849621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 58.

The square root of 4798849621 is about 69273.7296599512. The cubic root of 4798849621 is about 1686.7305604995.

The spelling of 4798849621 in words is "four billion, seven hundred ninety-eight million, eight hundred forty-nine thousand, six hundred twenty-one".