12533441132356 has 6 divisors (see below), whose sum is σ = 21933521981630. Its totient is φ = 6266720566176.

The previous prime is 12533441132351. The next prime is 12533441132371. The reversal of 12533441132356 is 65323114433521.

It can be written as a sum of positive squares in only one way, i.e., 6666465802500 + 5866975329856 = 2581950^2 + 2422184^2 .

It is a super-2 number, since 2×12533441132356² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12533441132351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1566680141541 + ... + 1566680141548.

Almost surely, 2^{12533441132356} is an apocalyptic number.

It is an amenable number.

12533441132356 is a deficient number, since it is larger than the sum of its proper divisors (9400080849274).

12533441132356 is a wasteful number, since it uses less digits than its factorization.

12533441132356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133360283093 (or 3133360283091 counting only the distinct ones).

The product of its digits is 777600, while the sum is 43.

Adding to 12533441132356 its reverse (65323114433521), we get a palindrome (77856555565877).

The spelling of 12533441132356 in words is "twelve trillion, five hundred thirty-three billion, four hundred forty-one million, one hundred thirty-two thousand, three hundred fifty-six".