22067654369 has 2 divisors, whose sum is σ = 22067654370. Its totient is φ = 22067654368.

The previous prime is 22067654339. The next prime is 22067654377. The reversal of 22067654369 is 96345676022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18851290000 + 3216364369 = 137300^2 + 56713^2 .

It is a cyclic number.

It is not a de Polignac number, because 22067654369 - 2⁸ = 22067654113 is a prime.

It is a super-2 number, since 2×22067654369² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22067654339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11033827184 + 11033827185.

It is an arithmetic number, because the mean of its divisors is an integer number (11033827185).

Almost surely, 2^22067654369 is an apocalyptic number.

It is an amenable number.

22067654369 is a deficient number, since it is larger than the sum of its proper divisors (1).

22067654369 is an equidigital number, since it uses as much as digits as its factorization.

22067654369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 22067654369 in words is "twenty-two billion, sixty-seven million, six hundred fifty-four thousand, three hundred sixty-nine".