4220768771 has 2 divisors, whose sum is σ = 4220768772. Its totient is φ = 4220768770.

The previous prime is 4220768767. The next prime is 4220768803. The reversal of 4220768771 is 1778670224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4220768771 - 2² = 4220768767 is a prime.

It is not a weakly prime, because it can be changed into another prime (4220768701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110384385 + 2110384386.

It is an arithmetic number, because the mean of its divisors is an integer number (2110384386).

Almost surely, 2^4220768771 is an apocalyptic number.

4220768771 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220768771 is an equidigital number, since it uses as much as digits as its factorization.

4220768771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 4220768771 is about 64967.4439315570. The cubic root of 4220768771 is about 1616.0837133289.

The spelling of 4220768771 in words is "four billion, two hundred twenty million, seven hundred sixty-eight thousand, seven hundred seventy-one".