12824252520 has 64 divisors (see below), whose sum is σ = 38666160000. Its totient is φ = 3402609408.

The previous prime is 12824252513. The next prime is 12824252543. The reversal of 12824252520 is 2525242821.

It is a super-2 number, since 2×12824252520² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244635 + ... + 292394.

It is an arithmetic number, because the mean of its divisors is an integer number (604158750).

Almost surely, 2^12824252520 is an apocalyptic number.

12824252520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12824252520 is an abundant number, since it is smaller than the sum of its proper divisors (25841907480).

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

12824252520 is a wasteful number, since it uses less digits than its factorization.

12824252520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537242 (or 537238 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

The spelling of 12824252520 in words is "twelve billion, eight hundred twenty-four million, two hundred fifty-two thousand, five hundred twenty".