12532103478820 has 96 divisors (see below), whose sum is σ = 26776743049728. Its totient is φ = 4926064399872.

The previous prime is 12532103478757. The next prime is 12532103478899. The reversal of 12532103478820 is 2887430123521.

It is a super-3 number, since 3×12532103478820³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243614142 + ... + 243665578.

It is an arithmetic number, because the mean of its divisors is an integer number (278924406768).

Almost surely, 2^{12532103478820} is an apocalyptic number.

12532103478820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12532103478820 is an abundant number, since it is smaller than the sum of its proper divisors (14244639570908).

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

12532103478820 is a wasteful number, since it uses less digits than its factorization.

12532103478820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52309 (or 52307 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 12532103478820 in words is "twelve trillion, five hundred thirty-two billion, one hundred three million, four hundred seventy-eight thousand, eight hundred twenty".