13201155042256 has 20 divisors (see below), whose sum is σ = 25578409636804. Its totient is φ = 6600275136000.

The previous prime is 13201155042253. The next prime is 13201155042293. The reversal of 13201155042256 is 65224055110231.

It can be written as a sum of positive squares in 2 ways, for example, as 721072705600 + 12480082336656 = 849160^2 + 3532716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201155042253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18538695 + ... + 19237606.

Almost surely, 2^{13201155042256} is an apocalyptic number.

13201155042256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13201155042256 is a deficient number, since it is larger than the sum of its proper divisors (12377254594548).

13201155042256 is a wasteful number, since it uses less digits than its factorization.

13201155042256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37798150 (or 37798144 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 13201155042256 in words is "thirteen trillion, two hundred one billion, one hundred fifty-five million, forty-two thousand, two hundred fifty-six".