266053763 has 2 divisors, whose sum is σ = 266053764. Its totient is φ = 266053762.

The previous prime is 266053747. The next prime is 266053783. The reversal of 266053763 is 367350662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266053763 - 2⁴ = 266053747 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (266053783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133026881 + 133026882.

It is an arithmetic number, because the mean of its divisors is an integer number (133026882).

Almost surely, 2^266053763 is an apocalyptic number.

266053763 is a deficient number, since it is larger than the sum of its proper divisors (1).

266053763 is an equidigital number, since it uses as much as digits as its factorization.

266053763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 38.

The square root of 266053763 is about 16311.1545575413. The cubic root of 266053763 is about 643.1660848017.

The spelling of 266053763 in words is "two hundred sixty-six million, fifty-three thousand, seven hundred sixty-three".