76682340991 has 2 divisors, whose sum is σ = 76682340992. Its totient is φ = 76682340990.

The previous prime is 76682340989. The next prime is 76682341007. The reversal of 76682340991 is 19904328667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76682340991 - 2¹ = 76682340989 is a prime.

Together with 76682340989, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76682340391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38341170495 + 38341170496.

It is an arithmetic number, because the mean of its divisors is an integer number (38341170496).

Almost surely, 2^76682340991 is an apocalyptic number.

76682340991 is a deficient number, since it is larger than the sum of its proper divisors (1).

76682340991 is an equidigital number, since it uses as much as digits as its factorization.

76682340991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The spelling of 76682340991 in words is "seventy-six billion, six hundred eighty-two million, three hundred forty thousand, nine hundred ninety-one".