264011423309 has 2 divisors, whose sum is σ = 264011423310. Its totient is φ = 264011423308.

The previous prime is 264011423293. The next prime is 264011423317. The reversal of 264011423309 is 903324110462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144896706409 + 119114716900 = 380653^2 + 345130^2 .

It is a cyclic number.

It is not a de Polignac number, because 264011423309 - 2⁴ = 264011423293 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264011423609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132005711654 + 132005711655.

It is an arithmetic number, because the mean of its divisors is an integer number (132005711655).

Almost surely, 2^264011423309 is an apocalyptic number.

It is an amenable number.

264011423309 is a deficient number, since it is larger than the sum of its proper divisors (1).

264011423309 is an equidigital number, since it uses as much as digits as its factorization.

264011423309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 264011423309 in words is "two hundred sixty-four billion, eleven million, four hundred twenty-three thousand, three hundred nine".