285617753263 has 2 divisors, whose sum is σ = 285617753264. Its totient is φ = 285617753262.

The previous prime is 285617753261. The next prime is 285617753293. The reversal of 285617753263 is 362357716582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 285617753263 - 2¹ = 285617753261 is a prime.

Together with 285617753261, 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 (285617753261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142808876631 + 142808876632.

It is an arithmetic number, because the mean of its divisors is an integer number (142808876632).

Almost surely, 2^285617753263 is an apocalyptic number.

285617753263 is a deficient number, since it is larger than the sum of its proper divisors (1).

285617753263 is an equidigital number, since it uses as much as digits as its factorization.

285617753263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12700800, while the sum is 55.

The spelling of 285617753263 in words is "two hundred eighty-five billion, six hundred seventeen million, seven hundred fifty-three thousand, two hundred sixty-three".