12532400000001 has 32 divisors (see below), whose sum is σ = 21413546950400. Its totient is φ = 7095670761600.

The previous prime is 12532399999969. The next prime is 12532400000137. The reversal of 12532400000001 is 10000000423521.

It is not a de Polignac number, because 12532400000001 - 2⁵ = 12532399999969 is a prime.

It is a super-2 number, since 2×12532400000001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12532400000001.

It is not an unprimeable number, because it can be changed into a prime (12532400000401) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 304149100 + ... + 304190301.

It is an arithmetic number, because the mean of its divisors is an integer number (669173342200).

Almost surely, 2^{12532400000001} is an apocalyptic number.

It is an amenable number.

12532400000001 is a deficient number, since it is larger than the sum of its proper divisors (8881146950399).

12532400000001 is a wasteful number, since it uses less digits than its factorization.

12532400000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608339526 (or 608339520 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 12532400000001 its reverse (10000000423521), we get a palindrome (22532400423522).

The spelling of 12532400000001 in words is "twelve trillion, five hundred thirty-two billion, four hundred million, one", and thus it is an aban number.