65256533565323 has 2 divisors, whose sum is σ = 65256533565324. Its totient is φ = 65256533565322.

The previous prime is 65256533565217. The next prime is 65256533565329. The reversal of 65256533565323 is 32356533565256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65256533565323 - 2³⁸ = 64981655658379 is a prime.

It is not a weakly prime, because it can be changed into another prime (65256533565329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32628266782661 + 32628266782662.

It is an arithmetic number, because the mean of its divisors is an integer number (32628266782662).

Almost surely, 2^{65256533565323} is an apocalyptic number.

65256533565323 is a deficient number, since it is larger than the sum of its proper divisors (1).

65256533565323 is an equidigital number, since it uses as much as digits as its factorization.

65256533565323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 218700000, while the sum is 59.

The spelling of 65256533565323 in words is "sixty-five trillion, two hundred fifty-six billion, five hundred thirty-three million, five hundred sixty-five thousand, three hundred twenty-three".