263256652363 has 2 divisors, whose sum is σ = 263256652364. Its totient is φ = 263256652362.

The previous prime is 263256652333. The next prime is 263256652367. The reversal of 263256652363 is 363256652362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263256652363 - 2²¹ = 263254555211 is a prime.

It is not a weakly prime, because it can be changed into another prime (263256652367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131628326181 + 131628326182.

It is an arithmetic number, because the mean of its divisors is an integer number (131628326182).

Almost surely, 2^263256652363 is an apocalyptic number.

263256652363 is a deficient number, since it is larger than the sum of its proper divisors (1).

263256652363 is an equidigital number, since it uses as much as digits as its factorization.

263256652363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6998400, while the sum is 49.

Subtracting 263256652363 from its reverse (363256652362), we obtain a palindrome (99999999999).

The spelling of 263256652363 in words is "two hundred sixty-three billion, two hundred fifty-six million, six hundred fifty-two thousand, three hundred sixty-three".