263536351404463 has 2 divisors, whose sum is σ = 263536351404464. Its totient is φ = 263536351404462.

The previous prime is 263536351404461. The next prime is 263536351404497. The reversal of 263536351404463 is 364404153635362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263536351404463 - 2¹ = 263536351404461 is a prime.

Together with 263536351404461, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263536351404461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131768175702231 + 131768175702232.

It is an arithmetic number, because the mean of its divisors is an integer number (131768175702232).

Almost surely, 2^{263536351404463} is an apocalyptic number.

263536351404463 is a deficient number, since it is larger than the sum of its proper divisors (1).

263536351404463 is an equidigital number, since it uses as much as digits as its factorization.

263536351404463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55987200, while the sum is 55.

The spelling of 263536351404463 in words is "two hundred sixty-three trillion, five hundred thirty-six billion, three hundred fifty-one million, four hundred four thousand, four hundred sixty-three".