12625446834 has 480 divisors, whose sum is σ = 39257944704. Its totient is φ = 2943682560.

The previous prime is 12625446829. The next prime is 12625446893. The reversal of 12625446834 is 43864452621.

12625446834 is a `hidden beast` number, since 1 + 26 + 2 + 544 + 6 + 83 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 12625446834.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 111729562 + ... + 111729674.

Almost surely, 2^12625446834 is an apocalyptic number.

12625446834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12625446834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19628972352).

12625446834 is an abundant number, since it is smaller than the sum of its proper divisors (26632497870).

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

12625446834 is a wasteful number, since it uses less digits than its factorization.

12625446834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 202 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The spelling of 12625446834 in words is "twelve billion, six hundred twenty-five million, four hundred forty-six thousand, eight hundred thirty-four".