264820575263 has 2 divisors, whose sum is σ = 264820575264. Its totient is φ = 264820575262.

The previous prime is 264820575251. The next prime is 264820575301. The reversal of 264820575263 is 362575028462.

264820575263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264820575263 - 2⁸ = 264820575007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264820535263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132410287631 + 132410287632.

It is an arithmetic number, because the mean of its divisors is an integer number (132410287632).

Almost surely, 2^264820575263 is an apocalyptic number.

264820575263 is a deficient number, since it is larger than the sum of its proper divisors (1).

264820575263 is an equidigital number, since it uses as much as digits as its factorization.

264820575263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 264820575263 in words is "two hundred sixty-four billion, eight hundred twenty million, five hundred seventy-five thousand, two hundred sixty-three".