13156553361752 has 32 divisors (see below), whose sum is σ = 24936120518400. Its totient is φ = 6507065237664.

The previous prime is 13156553361647. The next prime is 13156553361859. The reversal of 13156553361752 is 25716335565131.

It is a junction number, because it is equal to n+sod(n) for n = 13156553361694 and 13156553361703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8269502 + ... + 9731277.

It is an arithmetic number, because the mean of its divisors is an integer number (779253766200).

Almost surely, 2^{13156553361752} is an apocalyptic number.

It is an amenable number.

13156553361752 is a deficient number, since it is larger than the sum of its proper divisors (11779567156648).

13156553361752 is a wasteful number, since it uses less digits than its factorization.

13156553361752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18001775 (or 18001771 counting only the distinct ones).

The product of its digits is 8505000, while the sum is 53.

The spelling of 13156553361752 in words is "thirteen trillion, one hundred fifty-six billion, five hundred fifty-three million, three hundred sixty-one thousand, seven hundred fifty-two".