5660208643 has 2 divisors, whose sum is σ = 5660208644. Its totient is φ = 5660208642.

The previous prime is 5660208641. The next prime is 5660208649. The reversal of 5660208643 is 3468020665.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5660208643 - 2¹ = 5660208641 is a prime.

Together with 5660208641, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5660208596 and 5660208605.

It is not a weakly prime, because it can be changed into another prime (5660208641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830104321 + 2830104322.

It is an arithmetic number, because the mean of its divisors is an integer number (2830104322).

Almost surely, 2^5660208643 is an apocalyptic number.

5660208643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5660208643 is an equidigital number, since it uses as much as digits as its factorization.

5660208643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 5660208643 is about 75234.3581284509. The cubic root of 5660208643 is about 1782.1495559392.

The spelling of 5660208643 in words is "five billion, six hundred sixty million, two hundred eight thousand, six hundred forty-three".