65576706757 has 2 divisors, whose sum is σ = 65576706758. Its totient is φ = 65576706756.

The previous prime is 65576706737. The next prime is 65576706773. The reversal of 65576706757 is 75760767556.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59392614436 + 6184092321 = 243706^2 + 78639^2 .

It is a cyclic number.

It is not a de Polignac number, because 65576706757 - 2¹⁵ = 65576673989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65576706695 and 65576706704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65576706737) 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, 32788353378 + 32788353379.

It is an arithmetic number, because the mean of its divisors is an integer number (32788353379).

Almost surely, 2^65576706757 is an apocalyptic number.

It is an amenable number.

65576706757 is a deficient number, since it is larger than the sum of its proper divisors (1).

65576706757 is an equidigital number, since it uses as much as digits as its factorization.

65576706757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64827000, while the sum is 61.

The spelling of 65576706757 in words is "sixty-five billion, five hundred seventy-six million, seven hundred six thousand, seven hundred fifty-seven".