77730074308759 has 2 divisors, whose sum is σ = 77730074308760. Its totient is φ = 77730074308758.

The previous prime is 77730074308741. The next prime is 77730074308793. The reversal of 77730074308759 is 95780347003777.

It is a weak prime.

It is an emirp because it is prime and its reverse (95780347003777) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77730074308759 - 2¹¹ = 77730074306711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77730074308694 and 77730074308703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77730074308729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38865037154379 + 38865037154380.

It is an arithmetic number, because the mean of its divisors is an integer number (38865037154380).

Almost surely, 2^{77730074308759} is an apocalyptic number.

77730074308759 is a deficient number, since it is larger than the sum of its proper divisors (1).

77730074308759 is an equidigital number, since it uses as much as digits as its factorization.

77730074308759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217818720, while the sum is 67.

The spelling of 77730074308759 in words is "seventy-seven trillion, seven hundred thirty billion, seventy-four million, three hundred eight thousand, seven hundred fifty-nine".