226705051187 has 2 divisors, whose sum is σ = 226705051188. Its totient is φ = 226705051186.

The previous prime is 226705051171. The next prime is 226705051217. The reversal of 226705051187 is 781150507622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226705051187 - 2⁴ = 226705051171 is a prime.

It is not a weakly prime, because it can be changed into another prime (226705051127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113352525593 + 113352525594.

It is an arithmetic number, because the mean of its divisors is an integer number (113352525594).

Almost surely, 2^226705051187 is an apocalyptic number.

226705051187 is a deficient number, since it is larger than the sum of its proper divisors (1).

226705051187 is an equidigital number, since it uses as much as digits as its factorization.

226705051187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 226705051187 in words is "two hundred twenty-six billion, seven hundred five million, fifty-one thousand, one hundred eighty-seven".