22565645143 has 2 divisors, whose sum is σ = 22565645144. Its totient is φ = 22565645142.

The previous prime is 22565645101. The next prime is 22565645153. The reversal of 22565645143 is 34154656522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22565645143 - 2⁹ = 22565644631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22565645143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22565645153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11282822571 + 11282822572.

It is an arithmetic number, because the mean of its divisors is an integer number (11282822572).

Almost surely, 2^22565645143 is an apocalyptic number.

22565645143 is a deficient number, since it is larger than the sum of its proper divisors (1).

22565645143 is an equidigital number, since it uses as much as digits as its factorization.

22565645143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864000, while the sum is 43.

The spelling of 22565645143 in words is "twenty-two billion, five hundred sixty-five million, six hundred forty-five thousand, one hundred forty-three".