12651628544628 has 48 divisors (see below), whose sum is σ = 29710999293696. Its totient is φ = 4190023227520.

The previous prime is 12651628544587. The next prime is 12651628544629. The reversal of 12651628544628 is 82644582615621.

12651628544628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12651628544629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1058533 + ... + 5140403.

It is an arithmetic number, because the mean of its divisors is an integer number (618979151952).

Almost surely, 2^{12651628544628} is an apocalyptic number.

It is an amenable number.

12651628544628 is an abundant number, since it is smaller than the sum of its proper divisors (17059370749068).

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

12651628544628 is a wasteful number, since it uses less digits than its factorization.

12651628544628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083544 (or 4083542 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 60.

The spelling of 12651628544628 in words is "twelve trillion, six hundred fifty-one billion, six hundred twenty-eight million, five hundred forty-four thousand, six hundred twenty-eight".