77594934127 has 2 divisors, whose sum is σ = 77594934128. Its totient is φ = 77594934126.

The previous prime is 77594934041. The next prime is 77594934149. The reversal of 77594934127 is 72143949577.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77594934127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77594934227) 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, 38797467063 + 38797467064.

It is an arithmetic number, because the mean of its divisors is an integer number (38797467064).

Almost surely, 2^77594934127 is an apocalyptic number.

77594934127 is a deficient number, since it is larger than the sum of its proper divisors (1).

77594934127 is an equidigital number, since it uses as much as digits as its factorization.

77594934127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13335840, while the sum is 58.

The spelling of 77594934127 in words is "seventy-seven billion, five hundred ninety-four million, nine hundred thirty-four thousand, one hundred twenty-seven".