76568077 has 2 divisors, whose sum is σ = 76568078. Its totient is φ = 76568076.

The previous prime is 76568071. The next prime is 76568083. The reversal of 76568077 is 77086567.

It is a balanced prime because it is at equal distance from previous prime (76568071) and next prime (76568083).

It can be written as a sum of positive squares in only one way, i.e., 75446596 + 1121481 = 8686^2 + 1059^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76568077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76568071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38284038 + 38284039.

It is an arithmetic number, because the mean of its divisors is an integer number (38284039).

Almost surely, 2^76568077 is an apocalyptic number.

It is an amenable number.

76568077 is a deficient number, since it is larger than the sum of its proper divisors (1).

76568077 is an equidigital number, since it uses as much as digits as its factorization.

76568077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 46.

The square root of 76568077 is about 8750.3186799110. The cubic root of 76568077 is about 424.6351230472.

The spelling of 76568077 in words is "seventy-six million, five hundred sixty-eight thousand, seventy-seven".