563676767 has 2 divisors, whose sum is σ = 563676768. Its totient is φ = 563676766.

The previous prime is 563676721. The next prime is 563676779. The reversal of 563676767 is 767676365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563676767 - 2⁶ = 563676703 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563676787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281838383 + 281838384.

It is an arithmetic number, because the mean of its divisors is an integer number (281838384).

Almost surely, 2^563676767 is an apocalyptic number.

563676767 is a deficient number, since it is larger than the sum of its proper divisors (1).

563676767 is an equidigital number, since it uses as much as digits as its factorization.

563676767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6667920, while the sum is 53.

The square root of 563676767 is about 23741.8779164581. The cubic root of 563676767 is about 826.0570555675.

The spelling of 563676767 in words is "five hundred sixty-three million, six hundred seventy-six thousand, seven hundred sixty-seven".