227472673189 has 2 divisors, whose sum is σ = 227472673190. Its totient is φ = 227472673188.

The previous prime is 227472673187. The next prime is 227472673213. The reversal of 227472673189 is 981376274722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227393552164 + 79121025 = 476858^2 + 8895^2 .

It is a cyclic number.

It is not a de Polignac number, because 227472673189 - 2¹ = 227472673187 is a prime.

Together with 227472673187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227472673187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113736336594 + 113736336595.

It is an arithmetic number, because the mean of its divisors is an integer number (113736336595).

Almost surely, 2^227472673189 is an apocalyptic number.

It is an amenable number.

227472673189 is a deficient number, since it is larger than the sum of its proper divisors (1).

227472673189 is an equidigital number, since it uses as much as digits as its factorization.

227472673189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14224896, while the sum is 58.

The spelling of 227472673189 in words is "two hundred twenty-seven billion, four hundred seventy-two million, six hundred seventy-three thousand, one hundred eighty-nine".