4968599861 has 2 divisors, whose sum is σ = 4968599862. Its totient is φ = 4968599860.

The previous prime is 4968599789. The next prime is 4968599887. The reversal of 4968599861 is 1689958694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3877552900 + 1091046961 = 62270^2 + 33031^2 .

It is a cyclic number.

It is not a de Polignac number, because 4968599861 - 2¹⁰ = 4968598837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4968596861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2484299930 + 2484299931.

It is an arithmetic number, because the mean of its divisors is an integer number (2484299931).

Almost surely, 2^4968599861 is an apocalyptic number.

It is an amenable number.

4968599861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4968599861 is an equidigital number, since it uses as much as digits as its factorization.

4968599861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33592320, while the sum is 65.

The square root of 4968599861 is about 70488.2959149957. The cubic root of 4968599861 is about 1706.3888616724.

The spelling of 4968599861 in words is "four billion, nine hundred sixty-eight million, five hundred ninety-nine thousand, eight hundred sixty-one".