12651013176 has 32 divisors (see below), whose sum is σ = 31923123840. Its totient is φ = 4177592288.

The previous prime is 12651013147. The next prime is 12651013247. The reversal of 12651013176 is 67131015621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2460636 + ... + 2465771.

It is an arithmetic number, because the mean of its divisors is an integer number (997597620).

Almost surely, 2^12651013176 is an apocalyptic number.

It is an amenable number.

12651013176 is an abundant number, since it is smaller than the sum of its proper divisors (19272110664).

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

12651013176 is a wasteful number, since it uses less digits than its factorization.

12651013176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4926523 (or 4926519 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

Adding to 12651013176 its reverse (67131015621), we get a palindrome (79782028797).

The spelling of 12651013176 in words is "twelve billion, six hundred fifty-one million, thirteen thousand, one hundred seventy-six".