22434354653 has 2 divisors, whose sum is σ = 22434354654. Its totient is φ = 22434354652.

The previous prime is 22434354647. The next prime is 22434354743. The reversal of 22434354653 is 35645343422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18517222084 + 3917132569 = 136078^2 + 62587^2 .

It is a cyclic number.

It is not a de Polignac number, because 22434354653 - 2⁴ = 22434354637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22434354653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22434354643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11217177326 + 11217177327.

It is an arithmetic number, because the mean of its divisors is an integer number (11217177327).

Almost surely, 2^22434354653 is an apocalyptic number.

It is an amenable number.

22434354653 is a deficient number, since it is larger than the sum of its proper divisors (1).

22434354653 is an equidigital number, since it uses as much as digits as its factorization.

22434354653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 41.

The spelling of 22434354653 in words is "twenty-two billion, four hundred thirty-four million, three hundred fifty-four thousand, six hundred fifty-three".