4210668643 has 2 divisors, whose sum is σ = 4210668644. Its totient is φ = 4210668642.

The previous prime is 4210668599. The next prime is 4210668677. The reversal of 4210668643 is 3468660124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4210668643 - 2¹⁷ = 4210537571 is a prime.

It is a super-2 number, since 2×4210668643² = 35459460842286922898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4210668596 and 4210668605.

It is not a weakly prime, because it can be changed into another prime (4210663643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2105334321 + 2105334322.

It is an arithmetic number, because the mean of its divisors is an integer number (2105334322).

Almost surely, 2^4210668643 is an apocalyptic number.

4210668643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4210668643 is an equidigital number, since it uses as much as digits as its factorization.

4210668643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 4210668643 is about 64889.6651478492. The cubic root of 4210668643 is about 1614.7936095271.

The spelling of 4210668643 in words is "four billion, two hundred ten million, six hundred sixty-eight thousand, six hundred forty-three".