12550040045328 has 80 divisors (see below), whose sum is σ = 33112347031296. Its totient is φ = 4094141076480.

The previous prime is 12550040045287. The next prime is 12550040045357. The reversal of 12550040045328 is 82354004005521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50729100 + ... + 50975892.

Almost surely, 2^{12550040045328} is an apocalyptic number.

It is an amenable number.

12550040045328 is an abundant number, since it is smaller than the sum of its proper divisors (20562306985968).

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

12550040045328 is a wasteful number, since it uses less digits than its factorization.

12550040045328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269392 (or 269386 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The spelling of 12550040045328 in words is "twelve trillion, five hundred fifty billion, forty million, forty-five thousand, three hundred twenty-eight".