5351066266 has 36 divisors (see below), whose sum is σ = 10110580542. Its totient is φ = 2116898784.

The previous prime is 5351066257. The next prime is 5351066321. The reversal of 5351066266 is 6626601535.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1430428041 + 3920638225 = 37821^2 + 62615^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 144985 + ... + 178108.

Almost surely, 2^5351066266 is an apocalyptic number.

5351066266 is a deficient number, since it is larger than the sum of its proper divisors (4759514276).

5351066266 is a wasteful number, since it uses less digits than its factorization.

5351066266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323135 (or 323115 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 5351066266 is about 73150.9826728254. The cubic root of 5351066266 is about 1749.0951802528.

The spelling of 5351066266 in words is "five billion, three hundred fifty-one million, sixty-six thousand, two hundred sixty-six".