5778756457 has 2 divisors, whose sum is σ = 5778756458. Its totient is φ = 5778756456.

The previous prime is 5778756437. The next prime is 5778756461. The reversal of 5778756457 is 7546578775.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5687573056 + 91183401 = 75416^2 + 9549^2 .

It is a cyclic number.

It is not a de Polignac number, because 5778756457 - 2⁷ = 5778756329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5778756395 and 5778756404.

It is not a weakly prime, because it can be changed into another prime (5778756437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2889378228 + 2889378229.

It is an arithmetic number, because the mean of its divisors is an integer number (2889378229).

Almost surely, 2^5778756457 is an apocalyptic number.

It is an amenable number.

5778756457 is a deficient number, since it is larger than the sum of its proper divisors (1).

5778756457 is an equidigital number, since it uses as much as digits as its factorization.

5778756457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57624000, while the sum is 61.

The square root of 5778756457 is about 76018.1324224688. The cubic root of 5778756457 is about 1794.5055144309.

It can be divided in two parts, 57787 and 56457, that added together give a square (114244 = 338²).

The spelling of 5778756457 in words is "five billion, seven hundred seventy-eight million, seven hundred fifty-six thousand, four hundred fifty-seven".