13266145444156 has 48 divisors (see below), whose sum is σ = 25466909045760. Its totient is φ = 5996605547520.

The previous prime is 13266145444093. The next prime is 13266145444157. The reversal of 13266145444156 is 65144454166231.

It is a super-2 number, since 2×13266145444156² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13266145444157) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 22802475 + ... + 23377021.

It is an arithmetic number, because the mean of its divisors is an integer number (530560605120).

Almost surely, 2^{13266145444156} is an apocalyptic number.

It is an amenable number.

13266145444156 is a deficient number, since it is larger than the sum of its proper divisors (12200763601604).

13266145444156 is a wasteful number, since it uses less digits than its factorization.

13266145444156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577474 (or 577472 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 52.

The spelling of 13266145444156 in words is "thirteen trillion, two hundred sixty-six billion, one hundred forty-five million, four hundred forty-four thousand, one hundred fifty-six".