259464464969 has 2 divisors, whose sum is σ = 259464464970. Its totient is φ = 259464464968.

The previous prime is 259464464951. The next prime is 259464464983. The reversal of 259464464969 is 969464464952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238847238400 + 20617226569 = 488720^2 + 143587^2 .

It is a cyclic number.

It is not a de Polignac number, because 259464464969 - 2¹⁶ = 259464399433 is a prime.

It is a super-2 number, since 2×259464464969² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 259464464899 and 259464464908.

It is not a weakly prime, because it can be changed into another prime (259464464069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129732232484 + 129732232485.

It is an arithmetic number, because the mean of its divisors is an integer number (129732232485).

Almost surely, 2^259464464969 is an apocalyptic number.

It is an amenable number.

259464464969 is a deficient number, since it is larger than the sum of its proper divisors (1).

259464464969 is an equidigital number, since it uses as much as digits as its factorization.

259464464969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403107840, while the sum is 68.

The spelling of 259464464969 in words is "two hundred fifty-nine billion, four hundred sixty-four million, four hundred sixty-four thousand, nine hundred sixty-nine".