13204400052556 has 6 divisors (see below), whose sum is σ = 23107700091980. Its totient is φ = 6602200026276.

The previous prime is 13204400052517. The next prime is 13204400052593. The reversal of 13204400052556 is 65525000440231.

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 as a sum of consecutive naturals, namely, 1650550006566 + ... + 1650550006573.

Almost surely, 2^{13204400052556} is an apocalyptic number.

It is an amenable number.

13204400052556 is a deficient number, since it is larger than the sum of its proper divisors (9903300039424).

13204400052556 is a wasteful number, since it uses less digits than its factorization.

13204400052556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301100013143 (or 3301100013141 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 13204400052556 its reverse (65525000440231), we get a palindrome (78729400492787).

The spelling of 13204400052556 in words is "thirteen trillion, two hundred four billion, four hundred million, fifty-two thousand, five hundred fifty-six".