264406416253361 has 2 divisors, whose sum is σ = 264406416253362. Its totient is φ = 264406416253360.

The previous prime is 264406416253333. The next prime is 264406416253391. The reversal of 264406416253361 is 163352614604462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162084471937600 + 102321944315761 = 12731240^2 + 10115431^2 .

It is a cyclic number.

It is not a de Polignac number, because 264406416253361 - 2³⁰ = 264405342511537 is a prime.

It is not a weakly prime, because it can be changed into another prime (264406416253391) 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, 132203208126680 + 132203208126681.

It is an arithmetic number, because the mean of its divisors is an integer number (132203208126681).

Almost surely, 2^{264406416253361} is an apocalyptic number.

It is an amenable number.

264406416253361 is a deficient number, since it is larger than the sum of its proper divisors (1).

264406416253361 is an equidigital number, since it uses as much as digits as its factorization.

264406416253361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 53.

The spelling of 264406416253361 in words is "two hundred sixty-four trillion, four hundred six billion, four hundred sixteen million, two hundred fifty-three thousand, three hundred sixty-one".