827310251263 has 2 divisors, whose sum is σ = 827310251264. Its totient is φ = 827310251262.

The previous prime is 827310251239. The next prime is 827310251297. The reversal of 827310251263 is 362152013728.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-827310251263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (827310251563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413655125631 + 413655125632.

It is an arithmetic number, because the mean of its divisors is an integer number (413655125632).

Almost surely, 2^827310251263 is an apocalyptic number.

827310251263 is a deficient number, since it is larger than the sum of its proper divisors (1).

827310251263 is an equidigital number, since it uses as much as digits as its factorization.

827310251263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 827310251263 in words is "eight hundred twenty-seven billion, three hundred ten million, two hundred fifty-one thousand, two hundred sixty-three".