22494430463 has 2 divisors, whose sum is σ = 22494430464. Its totient is φ = 22494430462.

The previous prime is 22494430421. The next prime is 22494430471. The reversal of 22494430463 is 36403449422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22494430463 - 2⁸ = 22494430207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22494430463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22494430403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11247215231 + 11247215232.

It is an arithmetic number, because the mean of its divisors is an integer number (11247215232).

Almost surely, 2^22494430463 is an apocalyptic number.

22494430463 is a deficient number, since it is larger than the sum of its proper divisors (1).

22494430463 is an equidigital number, since it uses as much as digits as its factorization.

22494430463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 41.

Adding to 22494430463 its reverse (36403449422), we get a palindrome (58897879885).

The spelling of 22494430463 in words is "twenty-two billion, four hundred ninety-four million, four hundred thirty thousand, four hundred sixty-three".