12552544320 has 112 divisors (see below), whose sum is σ = 42198755328. Its totient is φ = 3150438400.

The previous prime is 12552544309. The next prime is 12552544321. The reversal of 12552544320 is 2344525521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12552544321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368256 + ... + 400895.

Almost surely, 2^12552544320 is an apocalyptic number.

12552544320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12552544320 is an abundant number, since it is smaller than the sum of its proper divisors (29646211008).

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

12552544320 is a wasteful number, since it uses less digits than its factorization.

12552544320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769188 (or 769178 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 12552544320 in words is "twelve billion, five hundred fifty-two million, five hundred forty-four thousand, three hundred twenty".