8463255791211 has 64 divisors (see below), whose sum is σ = 13688759145600. Its totient is φ = 5136659877888.

The previous prime is 8463255791189. The next prime is 8463255791233. The reversal of 8463255791211 is 1121975523648.

8463255791211 is a `hidden beast` number, since 8 + 4 + 63 + 2 + 5 + 579 + 1 + 2 + 1 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (8463255791189) and next prime (8463255791233).

It is not a de Polignac number, because 8463255791211 - 2¹⁸ = 8463255529067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8463255721211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12060675 + ... + 12743091.

It is an arithmetic number, because the mean of its divisors is an integer number (213886861650).

Almost surely, 2^{8463255791211} is an apocalyptic number.

8463255791211 is a deficient number, since it is larger than the sum of its proper divisors (5225503354389).

8463255791211 is a wasteful number, since it uses less digits than its factorization.

8463255791211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682925 (or 682919 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 54.

The spelling of 8463255791211 in words is "eight trillion, four hundred sixty-three billion, two hundred fifty-five million, seven hundred ninety-one thousand, two hundred eleven".