12834544466856 has 128 divisors (see below), whose sum is σ = 38428708331520. Its totient is φ = 3492523144704.

The previous prime is 12834544466851. The next prime is 12834544466951. The reversal of 12834544466856 is 65866444543821.

It is not an unprimeable number, because it can be changed into a prime (12834544466851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6227520 + ... + 8028143.

It is an arithmetic number, because the mean of its divisors is an integer number (300224283840).

Almost surely, 2^{12834544466856} is an apocalyptic number.

It is an amenable number.

12834544466856 is an abundant number, since it is smaller than the sum of its proper divisors (25594163864664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12834544466856 is a wasteful number, since it uses less digits than its factorization.

12834544466856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14255935 (or 14255931 counting only the distinct ones).

The product of its digits is 530841600, while the sum is 66.

The spelling of 12834544466856 in words is "twelve trillion, eight hundred thirty-four billion, five hundred forty-four million, four hundred sixty-six thousand, eight hundred fifty-six".