678328486223 has 2 divisors, whose sum is σ = 678328486224. Its totient is φ = 678328486222.

The previous prime is 678328486193. The next prime is 678328486229. The reversal of 678328486223 is 322684823876.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 678328486223 - 2¹² = 678328482127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (678328486229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339164243111 + 339164243112.

It is an arithmetic number, because the mean of its divisors is an integer number (339164243112).

Almost surely, 2^678328486223 is an apocalyptic number.

678328486223 is a deficient number, since it is larger than the sum of its proper divisors (1).

678328486223 is an equidigital number, since it uses as much as digits as its factorization.

678328486223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37158912, while the sum is 59.

The spelling of 678328486223 in words is "six hundred seventy-eight billion, three hundred twenty-eight million, four hundred eighty-six thousand, two hundred twenty-three".