12055616552 has 16 divisors (see below), whose sum is σ = 25833464160. Its totient is φ = 5166692784.

The previous prime is 12055616509. The next prime is 12055616569. The reversal of 12055616552 is 25561655021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107639378 + ... + 107639489.

It is an arithmetic number, because the mean of its divisors is an integer number (1614591510).

Almost surely, 2^12055616552 is an apocalyptic number.

It is an amenable number.

12055616552 is an abundant number, since it is smaller than the sum of its proper divisors (13777847608).

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

12055616552 is a wasteful number, since it uses less digits than its factorization.

12055616552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215278880 (or 215278876 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 12055616552 in words is "twelve billion, fifty-five million, six hundred sixteen thousand, five hundred fifty-two".