12548545632 has 108 divisors (see below), whose sum is σ = 41511083796. Its totient is φ = 3585294720.

The previous prime is 12548545619. The next prime is 12548545663. The reversal of 12548545632 is 23654584521.

12548545632 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 8 + 5 + 4 + 5 + 632 = 666.

It is a congruent number.

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 17 ways as a sum of consecutive naturals, for example, 430494 + ... + 458717.

It is an arithmetic number, because the mean of its divisors is an integer number (384361887).

Almost surely, 2^12548545632 is an apocalyptic number.

12548545632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12548545632 is an abundant number, since it is smaller than the sum of its proper divisors (28962538164).

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

12548545632 is a wasteful number, since it uses less digits than its factorization.

12548545632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889241 (or 889223 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The spelling of 12548545632 in words is "twelve billion, five hundred forty-eight million, five hundred forty-five thousand, six hundred thirty-two".