12403502124432 has 80 divisors (see below), whose sum is σ = 33149003863680. Its totient is φ = 3991725337600.

The previous prime is 12403502124413. The next prime is 12403502124451. The reversal of 12403502124432 is 23442120530421.

It is a happy number.

12403502124432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12403502124413) and next prime (12403502124451).

It is a super-2 number, since 2×12403502124432² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12403502124393 and 12403502124402.

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, 27941332 + ... + 28381772.

It is an arithmetic number, because the mean of its divisors is an integer number (414362548296).

Almost surely, 2^{12403502124432} is an apocalyptic number.

12403502124432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12403502124432 is an abundant number, since it is smaller than the sum of its proper divisors (20745501739248).

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

12403502124432 is a wasteful number, since it uses less digits than its factorization.

12403502124432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460712 (or 460706 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 12403502124432 its reverse (23442120530421), we get a palindrome (35845622654853).

The spelling of 12403502124432 in words is "twelve trillion, four hundred three billion, five hundred two million, one hundred twenty-four thousand, four hundred thirty-two".