768657763 has 2 divisors, whose sum is σ = 768657764. Its totient is φ = 768657762.

The previous prime is 768657761. The next prime is 768657793. The reversal of 768657763 is 367756867.

768657763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 768657763 - 2¹ = 768657761 is a prime.

Together with 768657761, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (768657761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384328881 + 384328882.

It is an arithmetic number, because the mean of its divisors is an integer number (384328882).

Almost surely, 2^768657763 is an apocalyptic number.

768657763 is a deficient number, since it is larger than the sum of its proper divisors (1).

768657763 is an equidigital number, since it uses as much as digits as its factorization.

768657763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 55.

The square root of 768657763 is about 27724.6778700853. The cubic root of 768657763 is about 916.0327606463.

It can be divided in two parts, 768657 and 763, that added together give a triangular number (769420 = T₁₂₄₀).

The spelling of 768657763 in words is "seven hundred sixty-eight million, six hundred fifty-seven thousand, seven hundred sixty-three".