16222766771 has 2 divisors, whose sum is σ = 16222766772. Its totient is φ = 16222766770.

The previous prime is 16222766761. The next prime is 16222766803. The reversal of 16222766771 is 17766722261.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16222766771 is a prime.

It is not a weakly prime, because it can be changed into another prime (16222766761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8111383385 + 8111383386.

It is an arithmetic number, because the mean of its divisors is an integer number (8111383386).

Almost surely, 2^16222766771 is an apocalyptic number.

16222766771 is a deficient number, since it is larger than the sum of its proper divisors (1).

16222766771 is an equidigital number, since it uses as much as digits as its factorization.

16222766771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 47.

The spelling of 16222766771 in words is "sixteen billion, two hundred twenty-two million, seven hundred sixty-six thousand, seven hundred seventy-one".