5766391493 has 2 divisors, whose sum is σ = 5766391494. Its totient is φ = 5766391492.

The previous prime is 5766391457. The next prime is 5766391541. The reversal of 5766391493 is 3941936675.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5730187204 + 36204289 = 75698^2 + 6017^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5766391493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5766390493) 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, 2883195746 + 2883195747.

It is an arithmetic number, because the mean of its divisors is an integer number (2883195747).

Almost surely, 2^5766391493 is an apocalyptic number.

It is an amenable number.

5766391493 is a deficient number, since it is larger than the sum of its proper divisors (1).

5766391493 is an equidigital number, since it uses as much as digits as its factorization.

5766391493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3674160, while the sum is 53.

The square root of 5766391493 is about 75936.7598268454. The cubic root of 5766391493 is about 1793.2246828642.

The spelling of 5766391493 in words is "five billion, seven hundred sixty-six million, three hundred ninety-one thousand, four hundred ninety-three".