12651833376 has 576 divisors, whose sum is σ = 46847324160. Its totient is φ = 3147724800.

The previous prime is 12651833371. The next prime is 12651833407. The reversal of 12651833376 is 67333815621.

12651833376 is a `hidden beast` number, since 1 + 265 + 18 + 3 + 3 + 376 = 666.

It is not an unprimeable number, because it can be changed into a prime (12651833371) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 83786901 + ... + 83787051.

It is an arithmetic number, because the mean of its divisors is an integer number (81332160).

Almost surely, 2^12651833376 is an apocalyptic number.

12651833376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12651833376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23423662080).

12651833376 is an abundant number, since it is smaller than the sum of its proper divisors (34195490784).

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

12651833376 is a wasteful number, since it uses less digits than its factorization.

12651833376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 338 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 12651833376 in words is "twelve billion, six hundred fifty-one million, eight hundred thirty-three thousand, three hundred seventy-six".