264334563214489 has 2 divisors, whose sum is σ = 264334563214490. Its totient is φ = 264334563214488.

The previous prime is 264334563214487. The next prime is 264334563214523. The reversal of 264334563214489 is 984412365433462.

264334563214489 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 can be written as a sum of positive squares in only one way, i.e., 217511910441225 + 46822652773264 = 14748285^2 + 6842708^2 .

It is a cyclic number.

It is not a de Polignac number, because 264334563214489 - 2¹ = 264334563214487 is a prime.

It is a super-2 number, since 2×264334563214489² (a number of 30 digits) contains 22 as substring.

Together with 264334563214487, 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 264334563214489.

It is not a weakly prime, because it can be changed into another prime (264334563214487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132167281607244 + 132167281607245.

It is an arithmetic number, because the mean of its divisors is an integer number (132167281607245).

Almost surely, 2^{264334563214489} is an apocalyptic number.

It is an amenable number.

264334563214489 is a deficient number, since it is larger than the sum of its proper divisors (1).

264334563214489 is an equidigital number, since it uses as much as digits as its factorization.

264334563214489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 358318080, while the sum is 64.

The spelling of 264334563214489 in words is "two hundred sixty-four trillion, three hundred thirty-four billion, five hundred sixty-three million, two hundred fourteen thousand, four hundred eighty-nine".