266004213332051 has 2 divisors, whose sum is σ = 266004213332052. Its totient is φ = 266004213332050.

The previous prime is 266004213332041. The next prime is 266004213332107. The reversal of 266004213332051 is 150233312400662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266004213332051 - 2⁴⁶ = 195635469154387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266004213331996 and 266004213332014.

It is not a weakly prime, because it can be changed into another prime (266004213332041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133002106666025 + 133002106666026.

It is an arithmetic number, because the mean of its divisors is an integer number (133002106666026).

Almost surely, 2^{266004213332051} is an apocalyptic number.

266004213332051 is a deficient number, since it is larger than the sum of its proper divisors (1).

266004213332051 is an equidigital number, since it uses as much as digits as its factorization.

266004213332051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 266004213332051 in words is "two hundred sixty-six trillion, four billion, two hundred thirteen million, three hundred thirty-two thousand, fifty-one".