12401340532 has 12 divisors (see below), whose sum is σ = 24802681120. Its totient is φ = 5314860216.

The previous prime is 12401340517. The next prime is 12401340547. The reversal of 12401340532 is 23504310421.

12401340532 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 (12401340517) and next prime (12401340547).

12401340532 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12401340497 and 12401340506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221452482 + ... + 221452537.

Almost surely, 2^12401340532 is an apocalyptic number.

It is an amenable number.

12401340532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12401340532 is a wasteful number, since it uses less digits than its factorization.

12401340532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442905030 (or 442905028 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 12401340532 its reverse (23504310421), we get a palindrome (35905650953).

The spelling of 12401340532 in words is "twelve billion, four hundred one million, three hundred forty thousand, five hundred thirty-two".