76168689827 has 2 divisors, whose sum is σ = 76168689828. Its totient is φ = 76168689826.

The previous prime is 76168689791. The next prime is 76168689899. The reversal of 76168689827 is 72898686167.

It is a weak prime.

It is an emirp because it is prime and its reverse (72898686167) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76168689827 - 2⁶ = 76168689763 is a prime.

It is not a weakly prime, because it can be changed into another prime (76168680827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38084344913 + 38084344914.

It is an arithmetic number, because the mean of its divisors is an integer number (38084344914).

Almost surely, 2^76168689827 is an apocalyptic number.

76168689827 is a deficient number, since it is larger than the sum of its proper divisors (1).

76168689827 is an equidigital number, since it uses as much as digits as its factorization.

76168689827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97542144, while the sum is 68.

The spelling of 76168689827 in words is "seventy-six billion, one hundred sixty-eight million, six hundred eighty-nine thousand, eight hundred twenty-seven".