76681763 has 2 divisors, whose sum is σ = 76681764. Its totient is φ = 76681762.

The previous prime is 76681757. The next prime is 76681811. The reversal of 76681763 is 36718667.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (36718667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76681763 - 2⁶ = 76681699 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76681733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38340881 + 38340882.

It is an arithmetic number, because the mean of its divisors is an integer number (38340882).

Almost surely, 2^76681763 is an apocalyptic number.

76681763 is a deficient number, since it is larger than the sum of its proper divisors (1).

76681763 is an equidigital number, since it uses as much as digits as its factorization.

76681763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 76681763 is about 8756.8123766585. The cubic root of 76681763 is about 424.8451809796.

The spelling of 76681763 in words is "seventy-six million, six hundred eighty-one thousand, seven hundred sixty-three".