4999656617 has 2 divisors, whose sum is σ = 4999656618. Its totient is φ = 4999656616.

The previous prime is 4999656601. The next prime is 4999656619. The reversal of 4999656617 is 7166569994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3722952256 + 1276704361 = 61016^2 + 35731^2 .

It is a cyclic number.

It is not a de Polignac number, because 4999656617 - 2⁴ = 4999656601 is a prime.

Together with 4999656619, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4999656617.

It is not a weakly prime, because it can be changed into another prime (4999656619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499828308 + 2499828309.

It is an arithmetic number, because the mean of its divisors is an integer number (2499828309).

Almost surely, 2^4999656617 is an apocalyptic number.

It is an amenable number.

4999656617 is a deficient number, since it is larger than the sum of its proper divisors (1).

4999656617 is an equidigital number, since it uses as much as digits as its factorization.

4999656617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22044960, while the sum is 62.

The square root of 4999656617 is about 70708.2499924867. The cubic root of 4999656617 is about 1709.9368006692.

The spelling of 4999656617 in words is "four billion, nine hundred ninety-nine million, six hundred fifty-six thousand, six hundred seventeen".