264441130421269 has 2 divisors, whose sum is σ = 264441130421270. Its totient is φ = 264441130421268.

The previous prime is 264441130421239. The next prime is 264441130421407. The reversal of 264441130421269 is 962124031144462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 243195603772900 + 21245526648369 = 15594730^2 + 4609287^2 .

It is a cyclic number.

It is not a de Polignac number, because 264441130421269 - 2²¹ = 264441128324117 is a prime.

It is a super-2 number, since 2×264441130421269² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264441130421219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132220565210634 + 132220565210635.

It is an arithmetic number, because the mean of its divisors is an integer number (132220565210635).

Almost surely, 2^{264441130421269} is an apocalyptic number.

It is an amenable number.

264441130421269 is a deficient number, since it is larger than the sum of its proper divisors (1).

264441130421269 is an equidigital number, since it uses as much as digits as its factorization.

264441130421269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1990656, while the sum is 49.

The spelling of 264441130421269 in words is "two hundred sixty-four trillion, four hundred forty-one billion, one hundred thirty million, four hundred twenty-one thousand, two hundred sixty-nine".