266725360079 has 2 divisors, whose sum is σ = 266725360080. Its totient is φ = 266725360078.

The previous prime is 266725359983. The next prime is 266725360103. The reversal of 266725360079 is 970063527662.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266725360079 - 2¹² = 266725355983 is a prime.

It is a super-2 number, since 2×266725360079² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 266725360079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266725360379) by changing a digit.

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 as a sum of consecutive naturals, namely, 133362680039 + 133362680040.

It is an arithmetic number, because the mean of its divisors is an integer number (133362680040).

Almost surely, 2^266725360079 is an apocalyptic number.

266725360079 is a deficient number, since it is larger than the sum of its proper divisors (1).

266725360079 is an equidigital number, since it uses as much as digits as its factorization.

266725360079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 53.

The spelling of 266725360079 in words is "two hundred sixty-six billion, seven hundred twenty-five million, three hundred sixty thousand, seventy-nine".