22470919409 has 2 divisors, whose sum is σ = 22470919410. Its totient is φ = 22470919408.

The previous prime is 22470919391. The next prime is 22470919459. The reversal of 22470919409 is 90491907422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22470909409 + 10000 = 149903^2 + 100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22470919409 is a prime.

It is not a weakly prime, because it can be changed into another prime (22470919459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11235459704 + 11235459705.

It is an arithmetic number, because the mean of its divisors is an integer number (11235459705).

Almost surely, 2^22470919409 is an apocalyptic number.

It is an amenable number.

22470919409 is a deficient number, since it is larger than the sum of its proper divisors (1).

22470919409 is an equidigital number, since it uses as much as digits as its factorization.

22470919409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 22470919409 in words is "twenty-two billion, four hundred seventy million, nine hundred nineteen thousand, four hundred nine".