5620666655243 has 2 divisors, whose sum is σ = 5620666655244. Its totient is φ = 5620666655242.

The previous prime is 5620666655221. The next prime is 5620666655273. The reversal of 5620666655243 is 3425566660265.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5620666655243 - 2⁶ = 5620666655179 is a prime.

It is not a weakly prime, because it can be changed into another prime (5620666655273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2810333327621 + 2810333327622.

It is an arithmetic number, because the mean of its divisors is an integer number (2810333327622).

Almost surely, 2^{5620666655243} is an apocalyptic number.

5620666655243 is a deficient number, since it is larger than the sum of its proper divisors (1).

5620666655243 is an equidigital number, since it uses as much as digits as its factorization.

5620666655243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656000, while the sum is 56.

The spelling of 5620666655243 in words is "five trillion, six hundred twenty billion, six hundred sixty-six million, six hundred fifty-five thousand, two hundred forty-three".