6378789223 has 2 divisors, whose sum is σ = 6378789224. Its totient is φ = 6378789222.

The previous prime is 6378789167. The next prime is 6378789239. The reversal of 6378789223 is 3229878736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6378789223 - 2⁹ = 6378788711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6378789293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3189394611 + 3189394612.

It is an arithmetic number, because the mean of its divisors is an integer number (3189394612).

Almost surely, 2^6378789223 is an apocalyptic number.

6378789223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6378789223 is an equidigital number, since it uses as much as digits as its factorization.

6378789223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 55.

The square root of 6378789223 is about 79867.3226232106. The cubic root of 6378789223 is about 1854.5821861800.

The spelling of 6378789223 in words is "six billion, three hundred seventy-eight million, seven hundred eighty-nine thousand, two hundred twenty-three".