264534528529 has 2 divisors, whose sum is σ = 264534528530. Its totient is φ = 264534528528.

The previous prime is 264534528527. The next prime is 264534528541. The reversal of 264534528529 is 925825435462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155829141504 + 108705387025 = 394752^2 + 329705^2 .

It is a cyclic number.

It is not a de Polignac number, because 264534528529 - 2¹ = 264534528527 is a prime.

Together with 264534528527, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 264534528529.

It is not a weakly prime, because it can be changed into another prime (264534528527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132267264264 + 132267264265.

It is an arithmetic number, because the mean of its divisors is an integer number (132267264265).

Almost surely, 2^264534528529 is an apocalyptic number.

It is an amenable number.

264534528529 is a deficient number, since it is larger than the sum of its proper divisors (1).

264534528529 is an equidigital number, since it uses as much as digits as its factorization.

264534528529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736000, while the sum is 55.

The spelling of 264534528529 in words is "two hundred sixty-four billion, five hundred thirty-four million, five hundred twenty-eight thousand, five hundred twenty-nine".