12426401530232 has 64 divisors (see below), whose sum is σ = 25273630549440. Its totient is φ = 5704671232000.

The previous prime is 12426401530189. The next prime is 12426401530237. The reversal of 12426401530232 is 23203510462421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12426401530192 and 12426401530201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12426401530237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83292248 + ... + 83441304.

It is an arithmetic number, because the mean of its divisors is an integer number (394900477335).

Almost surely, 2^{12426401530232} is an apocalyptic number.

It is an amenable number.

12426401530232 is an abundant number, since it is smaller than the sum of its proper divisors (12847229019208).

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

12426401530232 is a wasteful number, since it uses less digits than its factorization.

12426401530232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164072 (or 164068 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 12426401530232 its reverse (23203510462421), we get a palindrome (35629911992653).

The spelling of 12426401530232 in words is "twelve trillion, four hundred twenty-six billion, four hundred one million, five hundred thirty thousand, two hundred thirty-two".