226770647387 has 2 divisors, whose sum is σ = 226770647388. Its totient is φ = 226770647386.

The previous prime is 226770647347. The next prime is 226770647461. The reversal of 226770647387 is 783746077622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226770647387 - 2²⁴ = 226753870171 is a prime.

It is not a weakly prime, because it can be changed into another prime (226770647347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113385323693 + 113385323694.

It is an arithmetic number, because the mean of its divisors is an integer number (113385323694).

Almost surely, 2^226770647387 is an apocalyptic number.

226770647387 is a deficient number, since it is larger than the sum of its proper divisors (1).

226770647387 is an equidigital number, since it uses as much as digits as its factorization.

226770647387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33191424, while the sum is 59.

The spelling of 226770647387 in words is "two hundred twenty-six billion, seven hundred seventy million, six hundred forty-seven thousand, three hundred eighty-seven".