266004161224031 has 2 divisors, whose sum is σ = 266004161224032. Its totient is φ = 266004161224030.

The previous prime is 266004161224019. The next prime is 266004161224111. The reversal of 266004161224031 is 130422161400662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266004161224031 - 2³⁰ = 266003087482207 is a prime.

It is a super-2 number, since 2×266004161224031² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266004161274031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133002080612015 + 133002080612016.

It is an arithmetic number, because the mean of its divisors is an integer number (133002080612016).

Almost surely, 2^{266004161224031} is an apocalyptic number.

266004161224031 is a deficient number, since it is larger than the sum of its proper divisors (1).

266004161224031 is an equidigital number, since it uses as much as digits as its factorization.

266004161224031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 266004161224031 in words is "two hundred sixty-six trillion, four billion, one hundred sixty-one million, two hundred twenty-four thousand, thirty-one".