22689281423 has 2 divisors, whose sum is σ = 22689281424. Its totient is φ = 22689281422.

The previous prime is 22689281383. The next prime is 22689281429. The reversal of 22689281423 is 32418298622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22689281423 - 2²⁴ = 22672504207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22689281429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11344640711 + 11344640712.

It is an arithmetic number, because the mean of its divisors is an integer number (11344640712).

Almost surely, 2^22689281423 is an apocalyptic number.

22689281423 is a deficient number, since it is larger than the sum of its proper divisors (1).

22689281423 is an equidigital number, since it uses as much as digits as its factorization.

22689281423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 47.

The spelling of 22689281423 in words is "twenty-two billion, six hundred eighty-nine million, two hundred eighty-one thousand, four hundred twenty-three".