711076666 has 4 divisors (see below), whose sum is σ = 1066615002. Its totient is φ = 355538332.

The previous prime is 711076657. The next prime is 711076669. The reversal of 711076666 is 666670117.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 666670117 = 127 ⋅5249371.

It can be written as a sum of positive squares in only one way, i.e., 502880625 + 208196041 = 22425^2 + 14429^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (711076669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177769165 + ... + 177769168.

Almost surely, 2^711076666 is an apocalyptic number.

711076666 is a deficient number, since it is larger than the sum of its proper divisors (355538336).

711076666 is a wasteful number, since it uses less digits than its factorization.

711076666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355538335.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 711076666 is about 26666.0208130122. The cubic root of 711076666 is about 892.5628548608.

The spelling of 711076666 in words is "seven hundred eleven million, seventy-six thousand, six hundred sixty-six".