768616543 has 2 divisors, whose sum is σ = 768616544. Its totient is φ = 768616542.

The previous prime is 768616501. The next prime is 768616571. The reversal of 768616543 is 345616867.

768616543 is digitally balanced in base 2, 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 768616543 - 2⁹ = 768616031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 768616493 and 768616502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (768616243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384308271 + 384308272.

It is an arithmetic number, because the mean of its divisors is an integer number (384308272).

Almost surely, 2^768616543 is an apocalyptic number.

768616543 is a deficient number, since it is larger than the sum of its proper divisors (1).

768616543 is an equidigital number, since it uses as much as digits as its factorization.

768616543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 46.

The square root of 768616543 is about 27723.9344790742. The cubic root of 768616543 is about 916.0163859791.

The spelling of 768616543 in words is "seven hundred sixty-eight million, six hundred sixteen thousand, five hundred forty-three".