266010156624361 has 2 divisors, whose sum is σ = 266010156624362. Its totient is φ = 266010156624360.

The previous prime is 266010156624347. The next prime is 266010156624379. The reversal of 266010156624361 is 163426651010662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142111886102761 + 123898270521600 = 11921069^2 + 11130960^2 .

It is a cyclic number.

It is not a de Polignac number, because 266010156624361 - 2¹¹ = 266010156622313 is a prime.

It is a super-2 number, since 2×266010156624361² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (266010157624361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133005078312180 + 133005078312181.

It is an arithmetic number, because the mean of its divisors is an integer number (133005078312181).

Almost surely, 2^{266010156624361} is an apocalyptic number.

It is an amenable number.

266010156624361 is a deficient number, since it is larger than the sum of its proper divisors (1).

266010156624361 is an equidigital number, since it uses as much as digits as its factorization.

266010156624361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 266010156624361 in words is "two hundred sixty-six trillion, ten billion, one hundred fifty-six million, six hundred twenty-four thousand, three hundred sixty-one".