12829454847 has 24 divisors (see below), whose sum is σ = 20225329488. Its totient is φ = 7771881600.

The previous prime is 12829454843. The next prime is 12829454881. The reversal of 12829454847 is 74845492821.

12829454847 is a `hidden beast` number, since 1 + 2 + 8 + 2 + 94 + 548 + 4 + 7 = 666.

It is not a de Polignac number, because 12829454847 - 2² = 12829454843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12829454793 and 12829454802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12829454843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197413 + ... + 254225.

It is an arithmetic number, because the mean of its divisors is an integer number (842722062).

Almost surely, 2^12829454847 is an apocalyptic number.

12829454847 is a deficient number, since it is larger than the sum of its proper divisors (7395874641).

12829454847 is a wasteful number, since it uses less digits than its factorization.

12829454847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59111 (or 59108 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 54.

The spelling of 12829454847 in words is "twelve billion, eight hundred twenty-nine million, four hundred fifty-four thousand, eight hundred forty-seven".