227472673213 has 2 divisors, whose sum is σ = 227472673214. Its totient is φ = 227472673212.

The previous prime is 227472673189. The next prime is 227472673249. The reversal of 227472673213 is 312376274722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173557226404 + 53915446809 = 416602^2 + 232197^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227472673213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227472673283) 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, 113736336606 + 113736336607.

It is an arithmetic number, because the mean of its divisors is an integer number (113736336607).

Almost surely, 2^227472673213 is an apocalyptic number.

It is an amenable number.

227472673213 is a deficient number, since it is larger than the sum of its proper divisors (1).

227472673213 is an equidigital number, since it uses as much as digits as its factorization.

227472673213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1185408, while the sum is 46.

The spelling of 227472673213 in words is "two hundred twenty-seven billion, four hundred seventy-two million, six hundred seventy-three thousand, two hundred thirteen".