264311055361 has 2 divisors, whose sum is σ = 264311055362. Its totient is φ = 264311055360.

The previous prime is 264311055313. The next prime is 264311055389. The reversal of 264311055361 is 163550113462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147278645361 + 117032410000 = 383769^2 + 342100^2 .

It is a cyclic number.

It is not a de Polignac number, because 264311055361 - 2¹¹ = 264311053313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 264311055361.

It is not a weakly prime, because it can be changed into another prime (264311055061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132155527680 + 132155527681.

It is an arithmetic number, because the mean of its divisors is an integer number (132155527681).

Almost surely, 2^264311055361 is an apocalyptic number.

It is an amenable number.

264311055361 is a deficient number, since it is larger than the sum of its proper divisors (1).

264311055361 is an equidigital number, since it uses as much as digits as its factorization.

264311055361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 264311055361 in words is "two hundred sixty-four billion, three hundred eleven million, fifty-five thousand, three hundred sixty-one".