22550271647 has 2 divisors, whose sum is σ = 22550271648. Its totient is φ = 22550271646.

The previous prime is 22550271641. The next prime is 22550271661. The reversal of 22550271647 is 74617205522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22550271647 - 2⁴ = 22550271631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22550271641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275135823 + 11275135824.

It is an arithmetic number, because the mean of its divisors is an integer number (11275135824).

Almost surely, 2^22550271647 is an apocalyptic number.

22550271647 is a deficient number, since it is larger than the sum of its proper divisors (1).

22550271647 is an equidigital number, since it uses as much as digits as its factorization.

22550271647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 22550271647 in words is "twenty-two billion, five hundred fifty million, two hundred seventy-one thousand, six hundred forty-seven".