22027736771 has 2 divisors, whose sum is σ = 22027736772. Its totient is φ = 22027736770.

The previous prime is 22027736761. The next prime is 22027736813. The reversal of 22027736771 is 17763772022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22027736771 - 2¹⁸ = 22027474627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22027736761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11013868385 + 11013868386.

It is an arithmetic number, because the mean of its divisors is an integer number (11013868386).

Almost surely, 2^22027736771 is an apocalyptic number.

22027736771 is a deficient number, since it is larger than the sum of its proper divisors (1).

22027736771 is an equidigital number, since it uses as much as digits as its factorization.

22027736771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345744, while the sum is 44.

The spelling of 22027736771 in words is "twenty-two billion, twenty-seven million, seven hundred thirty-six thousand, seven hundred seventy-one".