266341490071 has 4 divisors (see below), whose sum is σ = 268129017000. Its totient is φ = 264553963144.

The previous prime is 266341490053. The next prime is 266341490123. The reversal of 266341490071 is 170094143662.

266341490071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 170094143662 = 2 ⋅85047071831.

It is a cyclic number.

It is not a de Polignac number, because 266341490071 - 2⁹ = 266341489559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266341490771) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 893763241 + ... + 893763538.

It is an arithmetic number, because the mean of its divisors is an integer number (67032254250).

Almost surely, 2^266341490071 is an apocalyptic number.

266341490071 is a deficient number, since it is larger than the sum of its proper divisors (1787526929).

266341490071 is a wasteful number, since it uses less digits than its factorization.

266341490071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1787526928.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 266341490071 in words is "two hundred sixty-six billion, three hundred forty-one million, four hundred ninety thousand, seventy-one".