4278923864063 has 2 divisors, whose sum is σ = 4278923864064. Its totient is φ = 4278923864062.

The previous prime is 4278923863957. The next prime is 4278923864093. The reversal of 4278923864063 is 3604683298724.

4278923864063 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4278923864063 - 2¹² = 4278923859967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4278923863987 and 4278923864005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4278923864093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2139461932031 + 2139461932032.

It is an arithmetic number, because the mean of its divisors is an integer number (2139461932032).

Almost surely, 2^{4278923864063} is an apocalyptic number.

4278923864063 is a deficient number, since it is larger than the sum of its proper divisors (1).

4278923864063 is an equidigital number, since it uses as much as digits as its factorization.

4278923864063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 83607552, while the sum is 62.

The spelling of 4278923864063 in words is "four trillion, two hundred seventy-eight billion, nine hundred twenty-three million, eight hundred sixty-four thousand, sixty-three".