13556422232 has 8 divisors (see below), whose sum is σ = 25418291700. Its totient is φ = 6778211112.

The previous prime is 13556422093. The next prime is 13556422237. The reversal of 13556422232 is 23222465531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13556422192 and 13556422201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13556422237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 847276382 + ... + 847276397.

Almost surely, 2^13556422232 is an apocalyptic number.

It is an amenable number.

13556422232 is a deficient number, since it is larger than the sum of its proper divisors (11861869468).

13556422232 is a wasteful number, since it uses less digits than its factorization.

13556422232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694552785 (or 1694552781 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 13556422232 its reverse (23222465531), we get a palindrome (36778887763).

The spelling of 13556422232 in words is "thirteen billion, five hundred fifty-six million, four hundred twenty-two thousand, two hundred thirty-two".