12525150335550 has 96 divisors (see below), whose sum is σ = 32961542728032. Its totient is φ = 3136688148480.

The previous prime is 12525150335519. The next prime is 12525150335671. The reversal of 12525150335550 is 5553305152521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4208637 + ... + 6539336.

It is an arithmetic number, because the mean of its divisors is an integer number (343349403417).

Almost surely, 2^{12525150335550} is an apocalyptic number.

12525150335550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12525150335550 is an abundant number, since it is smaller than the sum of its proper divisors (20436392392482).

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

12525150335550 is a wasteful number, since it uses less digits than its factorization.

12525150335550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10748462 (or 10748457 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 42.

The spelling of 12525150335550 in words is "twelve trillion, five hundred twenty-five billion, one hundred fifty million, three hundred thirty-five thousand, five hundred fifty".