266325782055 has 16 divisors (see below), whose sum is σ = 426128623200. Its totient is φ = 142037959808.

The previous prime is 266325782039. The next prime is 266325782069. The reversal of 266325782055 is 550287523662.

It is a cyclic number.

It is not a de Polignac number, because 266325782055 - 2⁴ = 266325782039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266325781989 and 266325782007.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1043221 + ... + 1273169.

It is an arithmetic number, because the mean of its divisors is an integer number (26633038950).

Almost surely, 2^266325782055 is an apocalyptic number.

266325782055 is a deficient number, since it is larger than the sum of its proper divisors (159802841145).

266325782055 is a wasteful number, since it uses less digits than its factorization.

266325782055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307170.

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 266325782055 in words is "two hundred sixty-six billion, three hundred twenty-five million, seven hundred eighty-two thousand, fifty-five".