5780777693947 has 2 divisors, whose sum is σ = 5780777693948. Its totient is φ = 5780777693946.

The previous prime is 5780777693923. The next prime is 5780777693981. The reversal of 5780777693947 is 7493967770875.

5780777693947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5780777693947 - 2³⁹ = 5231021880059 is a prime.

It is not a weakly prime, because it can be changed into another prime (5780777693147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2890388846973 + 2890388846974.

It is an arithmetic number, because the mean of its divisors is an integer number (2890388846974).

Almost surely, 2^{5780777693947} is an apocalyptic number.

5780777693947 is a deficient number, since it is larger than the sum of its proper divisors (1).

5780777693947 is an equidigital number, since it uses as much as digits as its factorization.

5780777693947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920736960, while the sum is 79.

The spelling of 5780777693947 in words is "five trillion, seven hundred eighty billion, seven hundred seventy-seven million, six hundred ninety-three thousand, nine hundred forty-seven".