225626202243647 has 2 divisors, whose sum is σ = 225626202243648. Its totient is φ = 225626202243646.

The previous prime is 225626202243457. The next prime is 225626202243671. The reversal of 225626202243647 is 746342202626522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225626202243647 - 2³⁰ = 225625128501823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225626202243347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112813101121823 + 112813101121824.

It is an arithmetic number, because the mean of its divisors is an integer number (112813101121824).

Almost surely, 2^{225626202243647} is an apocalyptic number.

225626202243647 is a deficient number, since it is larger than the sum of its proper divisors (1).

225626202243647 is an equidigital number, since it uses as much as digits as its factorization.

225626202243647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 53.

The spelling of 225626202243647 in words is "two hundred twenty-five trillion, six hundred twenty-six billion, two hundred two million, two hundred forty-three thousand, six hundred forty-seven".