77035004320777 has 2 divisors, whose sum is σ = 77035004320778. Its totient is φ = 77035004320776.

The previous prime is 77035004320741. The next prime is 77035004320819. The reversal of 77035004320777 is 77702340053077.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51019863266761 + 26015141054016 = 7142819^2 + 5100504^2 .

It is a cyclic number.

It is not a de Polignac number, because 77035004320777 - 2⁷ = 77035004320649 is a prime.

It is a super-2 number, since 2×77035004320777² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (77035074320777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38517502160388 + 38517502160389.

It is an arithmetic number, because the mean of its divisors is an integer number (38517502160389).

Almost surely, 2^{77035004320777} is an apocalyptic number.

It is an amenable number.

77035004320777 is a deficient number, since it is larger than the sum of its proper divisors (1).

77035004320777 is an equidigital number, since it uses as much as digits as its factorization.

77035004320777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6050520, while the sum is 52.

The spelling of 77035004320777 in words is "seventy-seven trillion, thirty-five billion, four million, three hundred twenty thousand, seven hundred seventy-seven".