6765432077 has 2 divisors, whose sum is σ = 6765432078. Its totient is φ = 6765432076.

The previous prime is 6765432053. The next prime is 6765432097. The reversal of 6765432077 is 7702345676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6749279716 + 16152361 = 82154^2 + 4019^2 .

It is a cyclic number.

It is not a de Polignac number, because 6765432077 - 2³² = 2470464781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6765432097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3382716038 + 3382716039.

It is an arithmetic number, because the mean of its divisors is an integer number (3382716039).

Almost surely, 2^6765432077 is an apocalyptic number.

It is an amenable number.

6765432077 is a deficient number, since it is larger than the sum of its proper divisors (1).

6765432077 is an equidigital number, since it uses as much as digits as its factorization.

6765432077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1481760, while the sum is 47.

The square root of 6765432077 is about 82252.2466380098. The cubic root of 6765432077 is about 1891.3207155990.

The spelling of 6765432077 in words is "six billion, seven hundred sixty-five million, four hundred thirty-two thousand, seventy-seven".